using System;
using System.Collections.Generic;
using System.Text;
using com.nlf.calendar.util;

namespace com.nlf.calendar
{
    /// <summary>
    /// 农历日期
    /// </summary>
    public class Lunar
    {
        /// <summary>
        /// 节气表头部追加农历上年末的节气名(节令：大雪)，以示区分
        /// </summary>
        public static readonly string JIE_QI_PREPEND = "DA_XUE";

        /// <summary>
        /// 节气表尾部追加农历下年初的节气名(气令：冬至)，以示区分
        /// </summary>
        public static readonly string JIE_QI_APPEND = "DONG_ZHI";

        /// <summary>
        /// 农历年初节气名(气令：冬至)
        /// </summary>
        public static readonly string JIE_QI_FIRST = "冬至";

        /// <summary>
        /// 农历年末节气名(节令：大雪)
        /// </summary>
        public static readonly string JIE_QI_LAST = "大雪";

        /// <summary>
        /// 节气表尾部追加阳历下年初的第一个节气名(节令：小寒)，以示区分
        /// </summary>
        public static readonly string JIE_APPEND_SOLAR_FIRST = "XIAO_HAN";

        /// <summary>
        /// 节气表尾部追加阳历下年初的第二个节气名(气令：大寒)，以示区分
        /// </summary>
        public static readonly string QI_APPEND_SOLAR_SECOND = "DA_HAN";

        /// <summary>
        /// 阳历下年初的第一个节气名(节令：小寒)
        /// </summary>
        public static readonly string JIE_SOLAR_FIRST = "小寒";

        /// <summary>
        /// 阳历下年初的第二个节气名(气令：大寒)
        /// </summary>
        public static readonly string QI_SOLAR_SECOND = "大寒";

        /// <summary>
        /// 1弧度对应的角秒
        /// </summary>
        private const double SECOND_PER_RAD = 180 * 3600 / Math.PI;

        /// <summary>
        /// 节气表，国标以冬至为首个节气
        /// </summary>
        private static readonly string[] JIE_QI = { "冬至", "小寒", "大寒", "立春", "雨水", "惊蛰", "春分", "清明", "谷雨", "立夏", "小满", "芒种", "夏至", "小暑", "大暑", "立秋", "处暑", "白露", "秋分", "寒露", "霜降", "立冬", "小雪", "大雪" };
        private static readonly double[] NUT_B = { 2.1824, -33.75705, 36e-6, -1720, 920, 3.5069, 1256.66393, 11e-6, -132, 57, 1.3375, 16799.4182, -51e-6, -23, 10, 4.3649, -67.5141, 72e-6, 21, -9, 0.04, -628.302, 0, -14, 0, 2.36, 8328.691, 0, 7, 0, 3.46, 1884.966, 0, -5, 2, 5.44, 16833.175, 0, -4, 2, 3.69, 25128.110, 0, -3, 0, 3.55, 628.362, 0, 2, 0 };
        private static readonly double[] DT_AT = { -4000, 108371.7, -13036.80, 392.000, 0.0000, -500, 17201.0, -627.82, 16.170, -0.3413, -150, 12200.6, -346.41, 5.403, -0.1593, 150, 9113.8, -328.13, -1.647, 0.0377, 500, 5707.5, -391.41, 0.915, 0.3145, 900, 2203.4, -283.45, 13.034, -0.1778, 1300, 490.1, -57.35, 2.085, -0.0072, 1600, 120.0, -9.81, -1.532, 0.1403, 1700, 10.2, -0.91, 0.510, -0.0370, 1800, 13.4, -0.72, 0.202, -0.0193, 1830, 7.8, -1.81, 0.416, -0.0247, 1860, 8.3, -0.13, -0.406, 0.0292, 1880, -5.4, 0.32, -0.183, 0.0173, 1900, -2.3, 2.06, 0.169, -0.0135, 1920, 21.2, 1.69, -0.304, 0.0167, 1940, 24.2, 1.22, -0.064, 0.0031, 1960, 33.2, 0.51, 0.231, -0.0109, 1980, 51.0, 1.29, -0.026, 0.0032, 2000, 63.87, 0.1, 0, 0, 2005, 64.7, 0.4, 0, 0, 2015, 69 };
        private static readonly double[] XL0 = { 10000000000D, 20, 578, 920, 1100, 1124, 1136, 1148, 1217, 1226, 1229, 1229, 1229, 1229, 1937, 2363, 2618, 2633, 2660, 2666, 17534704567D, 0.00000000000, 0.00000000000, 334165646, 4.669256804, 6283.075849991, 3489428, 4.6261024, 12566.1517000, 349706, 2.744118, 5753.384885, 341757, 2.828866, 3.523118, 313590, 3.627670, 77713.771468, 267622, 4.418084, 7860.419392, 234269, 6.135162, 3930.209696, 132429, 0.742464, 11506.769770, 127317, 2.037097, 529.690965, 119917, 1.109629, 1577.343542, 99025, 5.23268, 5884.92685, 90186, 2.04505, 26.29832, 85722, 3.50849, 398.14900, 77979, 1.17883, 5223.69392, 75314, 2.53339, 5507.55324, 50526, 4.58293, 18849.22755, 49238, 4.20507, 775.52261, 35666, 2.91954, 0.06731, 31709, 5.84902, 11790.62909, 28413, 1.89869, 796.29801, 27104, 0.31489, 10977.07880, 24281, 0.34481, 5486.77784, 20616, 4.80647, 2544.31442, 20539, 1.86948, 5573.14280, 20226, 2.45768, 6069.77675, 15552, 0.83306, 213.29910, 13221, 3.41118, 2942.46342, 12618, 1.08303, 20.77540, 11513, 0.64545, 0.98032, 10285, 0.63600, 4694.00295, 10190, 0.97569, 15720.83878, 10172, 4.26680, 7.11355, 9921, 6.2099, 2146.1654, 9761, 0.6810, 155.4204, 8580, 5.9832, 161000.6857, 8513, 1.2987, 6275.9623, 8471, 3.6708, 71430.6956, 7964, 1.8079, 17260.1547, 7876, 3.0370, 12036.4607, 7465, 1.7551, 5088.6288, 7387, 3.5032, 3154.6871, 7355, 4.6793, 801.8209, 6963, 0.8330, 9437.7629, 6245, 3.9776, 8827.3903, 6115, 1.8184, 7084.8968, 5696, 2.7843, 6286.5990, 5612, 4.3869, 14143.4952, 5558, 3.4701, 6279.5527, 5199, 0.1891, 12139.5535, 5161, 1.3328, 1748.0164, 5115, 0.2831, 5856.4777, 4900, 0.4874, 1194.4470, 4104, 5.3682, 8429.2413, 4094, 2.3985, 19651.0485, 3920, 6.1683, 10447.3878, 3677, 6.0413, 10213.2855, 3660, 2.5696, 1059.3819, 3595, 1.7088, 2352.8662, 3557, 1.7760, 6812.7668, 3329, 0.5931, 17789.8456, 3041, 0.4429, 83996.8473, 3005, 2.7398, 1349.8674, 2535, 3.1647, 4690.4798, 2474, 0.2148, 3.5904, 2366, 0.4847, 8031.0923, 2357, 2.0653, 3340.6124, 2282, 5.2220, 4705.7323, 2189, 5.5559, 553.5694, 2142, 1.4256, 16730.4637, 2109, 4.1483, 951.7184, 2030, 0.3713, 283.8593, 1992, 5.2221, 12168.0027, 1986, 5.7747, 6309.3742, 1912, 3.8222, 23581.2582, 1889, 5.3863, 149854.4001, 1790, 2.2149, 13367.9726, 1748, 4.5605, 135.0651, 1622, 5.9884, 11769.8537, 1508, 4.1957, 6256.7775, 1442, 4.1932, 242.7286, 1435, 3.7236, 38.0277, 1397, 4.4014, 6681.2249, 1362, 1.8893, 7632.9433, 1250, 1.1305, 5.5229, 1205, 2.6223, 955.5997, 1200, 1.0035, 632.7837, 1129, 0.1774, 4164.3120, 1083, 0.3273, 103.0928, 1052, 0.9387, 11926.2544, 1050, 5.3591, 1592.5960, 1033, 6.1998, 6438.4962, 1001, 6.0291, 5746.2713, 980, 0.999, 11371.705, 980, 5.244, 27511.468, 938, 2.624, 5760.498, 923, 0.483, 522.577, 922, 4.571, 4292.331, 905, 5.337, 6386.169, 862, 4.165, 7058.598, 841, 3.299, 7234.794, 836, 4.539, 25132.303, 813, 6.112, 4732.031, 812, 6.271, 426.598, 801, 5.821, 28.449, 787, 0.996, 5643.179, 776, 2.957, 23013.540, 769, 3.121, 7238.676, 758, 3.974, 11499.656, 735, 4.386, 316.392, 731, 0.607, 11513.883, 719, 3.998, 74.782, 706, 0.323, 263.084, 676, 5.911, 90955.552, 663, 3.665, 17298.182, 653, 5.791, 18073.705, 630, 4.717, 6836.645, 615, 1.458, 233141.314, 612, 1.075, 19804.827, 596, 3.321, 6283.009, 596, 2.876, 6283.143, 555, 2.452, 12352.853, 541, 5.392, 419.485, 531, 0.382, 31441.678, 519, 4.065, 6208.294, 513, 2.361, 10973.556, 494, 5.737, 9917.697, 450, 3.272, 11015.106, 449, 3.653, 206.186, 447, 2.064, 7079.374, 435, 4.423, 5216.580, 421, 1.906, 245.832, 413, 0.921, 3738.761, 402, 0.840, 20.355, 387, 1.826, 11856.219, 379, 2.344, 3.881, 374, 2.954, 3128.389, 370, 5.031, 536.805, 365, 1.018, 16200.773, 365, 1.083, 88860.057, 352, 5.978, 3894.182, 352, 2.056, 244287.600, 351, 3.713, 6290.189, 340, 1.106, 14712.317, 339, 0.978, 8635.942, 339, 3.202, 5120.601, 333, 0.837, 6496.375, 325, 3.479, 6133.513, 316, 5.089, 21228.392, 316, 1.328, 10873.986, 309, 3.646, 10.637, 303, 1.802, 35371.887, 296, 3.397, 9225.539, 288, 6.026, 154717.610, 281, 2.585, 14314.168, 262, 3.856, 266.607, 262, 2.579, 22483.849, 257, 1.561, 23543.231, 255, 3.949, 1990.745, 251, 3.744, 10575.407, 240, 1.161, 10984.192, 238, 0.106, 7.046, 236, 4.272, 6040.347, 234, 3.577, 10969.965, 211, 3.714, 65147.620, 210, 0.754, 13521.751, 207, 4.228, 5650.292, 202, 0.814, 170.673, 201, 4.629, 6037.244, 200, 0.381, 6172.870, 199, 3.933, 6206.810, 199, 5.197, 6262.300, 197, 1.046, 18209.330, 195, 1.070, 5230.807, 195, 4.869, 36.028, 194, 4.313, 6244.943, 192, 1.229, 709.933, 192, 5.595, 6282.096, 192, 0.602, 6284.056, 189, 3.744, 23.878, 188, 1.904, 15.252, 188, 0.867, 22003.915, 182, 3.681, 15110.466, 181, 0.491, 1.484, 179, 3.222, 39302.097, 179, 1.259, 12559.038, 62833196674749D, 0.000000000000, 0.000000000000, 20605886, 2.67823456, 6283.07584999, 430343, 2.635127, 12566.151700, 42526, 1.59047, 3.52312, 11926, 5.79557, 26.29832, 10898, 2.96618, 1577.34354, 9348, 2.5921, 18849.2275, 7212, 1.1385, 529.6910, 6777, 1.8747, 398.1490, 6733, 4.4092, 5507.5532, 5903, 2.8880, 5223.6939, 5598, 2.1747, 155.4204, 4541, 0.3980, 796.2980, 3637, 0.4662, 775.5226, 2896, 2.6471, 7.1135, 2084, 5.3414, 0.9803, 1910, 1.8463, 5486.7778, 1851, 4.9686, 213.2991, 1729, 2.9912, 6275.9623, 1623, 0.0322, 2544.3144, 1583, 1.4305, 2146.1654, 1462, 1.2053, 10977.0788, 1246, 2.8343, 1748.0164, 1188, 3.2580, 5088.6288, 1181, 5.2738, 1194.4470, 1151, 2.0750, 4694.0030, 1064, 0.7661, 553.5694, 997, 1.303, 6286.599, 972, 4.239, 1349.867, 945, 2.700, 242.729, 858, 5.645, 951.718, 758, 5.301, 2352.866, 639, 2.650, 9437.763, 610, 4.666, 4690.480, 583, 1.766, 1059.382, 531, 0.909, 3154.687, 522, 5.661, 71430.696, 520, 1.854, 801.821, 504, 1.425, 6438.496, 433, 0.241, 6812.767, 426, 0.774, 10447.388, 413, 5.240, 7084.897, 374, 2.001, 8031.092, 356, 2.429, 14143.495, 350, 4.800, 6279.553, 337, 0.888, 12036.461, 337, 3.862, 1592.596, 325, 3.400, 7632.943, 322, 0.616, 8429.241, 318, 3.188, 4705.732, 297, 6.070, 4292.331, 295, 1.431, 5746.271, 290, 2.325, 20.355, 275, 0.935, 5760.498, 270, 4.804, 7234.794, 253, 6.223, 6836.645, 228, 5.003, 17789.846, 225, 5.672, 11499.656, 215, 5.202, 11513.883, 208, 3.955, 10213.286, 208, 2.268, 522.577, 206, 2.224, 5856.478, 206, 2.550, 25132.303, 203, 0.910, 6256.778, 189, 0.532, 3340.612, 188, 4.735, 83996.847, 179, 1.474, 4164.312, 178, 3.025, 5.523, 177, 3.026, 5753.385, 159, 4.637, 3.286, 157, 6.124, 5216.580, 155, 3.077, 6681.225, 154, 4.200, 13367.973, 143, 1.191, 3894.182, 138, 3.093, 135.065, 136, 4.245, 426.598, 134, 5.765, 6040.347, 128, 3.085, 5643.179, 127, 2.092, 6290.189, 125, 3.077, 11926.254, 125, 3.445, 536.805, 114, 3.244, 12168.003, 112, 2.318, 16730.464, 111, 3.901, 11506.770, 111, 5.320, 23.878, 105, 3.750, 7860.419, 103, 2.447, 1990.745, 96, 0.82, 3.88, 96, 4.08, 6127.66, 91, 5.42, 206.19, 91, 0.42, 7079.37, 88, 5.17, 11790.63, 81, 0.34, 9917.70, 80, 3.89, 10973.56, 78, 2.40, 1589.07, 78, 2.58, 11371.70, 77, 3.98, 955.60, 77, 3.36, 36.03, 76, 1.30, 103.09, 75, 5.18, 10969.97, 75, 4.96, 6496.37, 73, 5.21, 38.03, 72, 2.65, 6309.37, 70, 5.61, 3738.76, 69, 2.60, 3496.03, 69, 0.39, 15.25, 69, 2.78, 20.78, 65, 1.13, 7058.60, 64, 4.28, 28.45, 61, 5.63, 10984.19, 60, 0.73, 419.48, 60, 5.28, 10575.41, 58, 5.55, 17298.18, 58, 3.19, 4732.03, 5291887, 0.0000000, 0.0000000, 871984, 1.072097, 6283.075850, 30913, 0.86729, 12566.15170, 2734, 0.0530, 3.5231, 1633, 5.1883, 26.2983, 1575, 3.6846, 155.4204, 954, 0.757, 18849.228, 894, 2.057, 77713.771, 695, 0.827, 775.523, 506, 4.663, 1577.344, 406, 1.031, 7.114, 381, 3.441, 5573.143, 346, 5.141, 796.298, 317, 6.053, 5507.553, 302, 1.192, 242.729, 289, 6.117, 529.691, 271, 0.306, 398.149, 254, 2.280, 553.569, 237, 4.381, 5223.694, 208, 3.754, 0.980, 168, 0.902, 951.718, 153, 5.759, 1349.867, 145, 4.364, 1748.016, 134, 3.721, 1194.447, 125, 2.948, 6438.496, 122, 2.973, 2146.165, 110, 1.271, 161000.686, 104, 0.604, 3154.687, 100, 5.986, 6286.599, 92, 4.80, 5088.63, 89, 5.23, 7084.90, 83, 3.31, 213.30, 76, 3.42, 5486.78, 71, 6.19, 4690.48, 68, 3.43, 4694.00, 65, 1.60, 2544.31, 64, 1.98, 801.82, 61, 2.48, 10977.08, 50, 1.44, 6836.65, 49, 2.34, 1592.60, 46, 1.31, 4292.33, 46, 3.81, 149854.40, 43, 0.04, 7234.79, 40, 4.94, 7632.94, 39, 1.57, 71430.70, 38, 3.17, 6309.37, 35, 0.99, 6040.35, 35, 0.67, 1059.38, 31, 3.18, 2352.87, 31, 3.55, 8031.09, 30, 1.92, 10447.39, 30, 2.52, 6127.66, 28, 4.42, 9437.76, 28, 2.71, 3894.18, 27, 0.67, 25132.30, 26, 5.27, 6812.77, 25, 0.55, 6279.55, 23, 1.38, 4705.73, 22, 0.64, 6256.78, 20, 6.07, 640.88, 28923, 5.84384, 6283.07585, 3496, 0.0000, 0.0000, 1682, 5.4877, 12566.1517, 296, 5.196, 155.420, 129, 4.722, 3.523, 71, 5.30, 18849.23, 64, 5.97, 242.73, 40, 3.79, 553.57, 11408, 3.14159, 0.00000, 772, 4.134, 6283.076, 77, 3.84, 12566.15, 42, 0.42, 155.42, 88, 3.14, 0.00, 17, 2.77, 6283.08, 5, 2.01, 155.42, 3, 2.21, 12566.15, 27962, 3.19870, 84334.66158, 10164, 5.42249, 5507.55324, 8045, 3.8801, 5223.6939, 4381, 3.7044, 2352.8662, 3193, 4.0003, 1577.3435, 2272, 3.9847, 1047.7473, 1814, 4.9837, 6283.0758, 1639, 3.5646, 5856.4777, 1444, 3.7028, 9437.7629, 1430, 3.4112, 10213.2855, 1125, 4.8282, 14143.4952, 1090, 2.0857, 6812.7668, 1037, 4.0566, 71092.8814, 971, 3.473, 4694.003, 915, 1.142, 6620.890, 878, 4.440, 5753.385, 837, 4.993, 7084.897, 770, 5.554, 167621.576, 719, 3.602, 529.691, 692, 4.326, 6275.962, 558, 4.410, 7860.419, 529, 2.484, 4705.732, 521, 6.250, 18073.705, 903, 3.897, 5507.553, 618, 1.730, 5223.694, 380, 5.244, 2352.866, 166, 1.627, 84334.662, 10001398880D, 0.00000000000, 0.00000000000, 167069963, 3.098463508, 6283.075849991, 1395602, 3.0552461, 12566.1517000, 308372, 5.198467, 77713.771468, 162846, 1.173877, 5753.384885, 157557, 2.846852, 7860.419392, 92480, 5.45292, 11506.76977, 54244, 4.56409, 3930.20970, 47211, 3.66100, 5884.92685, 34598, 0.96369, 5507.55324, 32878, 5.89984, 5223.69392, 30678, 0.29867, 5573.14280, 24319, 4.27350, 11790.62909, 21183, 5.84715, 1577.34354, 18575, 5.02194, 10977.07880, 17484, 3.01194, 18849.22755, 10984, 5.05511, 5486.77784, 9832, 0.8868, 6069.7768, 8650, 5.6896, 15720.8388, 8583, 1.2708, 161000.6857, 6490, 0.2725, 17260.1547, 6292, 0.9218, 529.6910, 5706, 2.0137, 83996.8473, 5574, 5.2416, 71430.6956, 4938, 3.2450, 2544.3144, 4696, 2.5781, 775.5226, 4466, 5.5372, 9437.7629, 4252, 6.0111, 6275.9623, 3897, 5.3607, 4694.0030, 3825, 2.3926, 8827.3903, 3749, 0.8295, 19651.0485, 3696, 4.9011, 12139.5535, 3566, 1.6747, 12036.4607, 3454, 1.8427, 2942.4634, 3319, 0.2437, 7084.8968, 3192, 0.1837, 5088.6288, 3185, 1.7778, 398.1490, 2846, 1.2134, 6286.5990, 2779, 1.8993, 6279.5527, 2628, 4.5890, 10447.3878, 2460, 3.7866, 8429.2413, 2393, 4.9960, 5856.4777, 2359, 0.2687, 796.2980, 2329, 2.8078, 14143.4952, 2210, 1.9500, 3154.6871, 2035, 4.6527, 2146.1654, 1951, 5.3823, 2352.8662, 1883, 0.6731, 149854.4001, 1833, 2.2535, 23581.2582, 1796, 0.1987, 6812.7668, 1731, 6.1520, 16730.4637, 1717, 4.4332, 10213.2855, 1619, 5.2316, 17789.8456, 1381, 5.1896, 8031.0923, 1364, 3.6852, 4705.7323, 1314, 0.6529, 13367.9726, 1041, 4.3329, 11769.8537, 1017, 1.5939, 4690.4798, 998, 4.201, 6309.374, 966, 3.676, 27511.468, 874, 6.064, 1748.016, 779, 3.674, 12168.003, 771, 0.312, 7632.943, 756, 2.626, 6256.778, 746, 5.648, 11926.254, 693, 2.924, 6681.225, 680, 1.423, 23013.540, 674, 0.563, 3340.612, 663, 5.661, 11371.705, 659, 3.136, 801.821, 648, 2.650, 19804.827, 615, 3.029, 233141.314, 612, 5.134, 1194.447, 563, 4.341, 90955.552, 552, 2.091, 17298.182, 534, 5.100, 31441.678, 531, 2.407, 11499.656, 523, 4.624, 6438.496, 513, 5.324, 11513.883, 477, 0.256, 11856.219, 461, 1.722, 7234.794, 458, 3.766, 6386.169, 458, 4.466, 5746.271, 423, 1.055, 5760.498, 422, 1.557, 7238.676, 415, 2.599, 7058.598, 401, 3.030, 1059.382, 397, 1.201, 1349.867, 379, 4.907, 4164.312, 360, 5.707, 5643.179, 352, 3.626, 244287.600, 348, 0.761, 10973.556, 342, 3.001, 4292.331, 336, 4.546, 4732.031, 334, 3.138, 6836.645, 324, 4.164, 9917.697, 316, 1.691, 11015.106, 307, 0.238, 35371.887, 298, 1.306, 6283.143, 298, 1.750, 6283.009, 293, 5.738, 16200.773, 286, 5.928, 14712.317, 281, 3.515, 21228.392, 280, 5.663, 8635.942, 277, 0.513, 26.298, 268, 4.207, 18073.705, 266, 0.900, 12352.853, 260, 2.962, 25132.303, 255, 2.477, 6208.294, 242, 2.800, 709.933, 231, 1.054, 22483.849, 229, 1.070, 14314.168, 216, 1.314, 154717.610, 215, 6.038, 10873.986, 200, 0.561, 7079.374, 198, 2.614, 951.718, 197, 4.369, 167283.762, 186, 2.861, 5216.580, 183, 1.660, 39302.097, 183, 5.912, 3738.761, 175, 2.145, 6290.189, 173, 2.168, 10575.407, 171, 3.702, 1592.596, 171, 1.343, 3128.389, 164, 5.550, 6496.375, 164, 5.856, 10984.192, 161, 1.998, 10969.965, 161, 1.909, 6133.513, 157, 4.955, 25158.602, 154, 6.216, 23543.231, 153, 5.357, 13521.751, 150, 5.770, 18209.330, 150, 5.439, 155.420, 139, 1.778, 9225.539, 139, 1.626, 5120.601, 128, 2.460, 13916.019, 123, 0.717, 143571.324, 122, 2.654, 88860.057, 121, 4.414, 3894.182, 121, 1.192, 3.523, 120, 4.030, 553.569, 119, 1.513, 17654.781, 117, 3.117, 14945.316, 113, 2.698, 6040.347, 110, 3.085, 43232.307, 109, 0.998, 955.600, 108, 2.939, 17256.632, 107, 5.285, 65147.620, 103, 0.139, 11712.955, 103, 5.850, 213.299, 102, 3.046, 6037.244, 101, 2.842, 8662.240, 100, 3.626, 6262.300, 98, 2.36, 6206.81, 98, 5.11, 6172.87, 98, 2.00, 15110.47, 97, 2.67, 5650.29, 97, 2.75, 6244.94, 96, 4.02, 6282.10, 96, 5.31, 6284.06, 92, 0.10, 29088.81, 85, 3.26, 20426.57, 84, 2.60, 28766.92, 81, 3.58, 10177.26, 80, 5.81, 5230.81, 78, 2.53, 16496.36, 77, 4.06, 6127.66, 73, 0.04, 5481.25, 72, 5.96, 12559.04, 72, 5.92, 4136.91, 71, 5.49, 22003.91, 70, 3.41, 7.11, 69, 0.62, 11403.68, 69, 3.90, 1589.07, 69, 1.96, 12416.59, 69, 4.51, 426.60, 67, 1.61, 11087.29, 66, 4.50, 47162.52, 66, 5.08, 283.86, 66, 4.32, 16858.48, 65, 1.04, 6062.66, 64, 1.59, 18319.54, 63, 5.70, 45892.73, 63, 4.60, 66567.49, 63, 3.82, 13517.87, 62, 2.62, 11190.38, 61, 1.54, 33019.02, 60, 5.58, 10344.30, 60, 5.38, 316428.23, 60, 5.78, 632.78, 59, 6.12, 9623.69, 57, 0.16, 17267.27, 57, 3.86, 6076.89, 57, 1.98, 7668.64, 56, 4.78, 20199.09, 55, 4.56, 18875.53, 55, 3.51, 17253.04, 54, 3.07, 226858.24, 54, 4.83, 18422.63, 53, 5.02, 12132.44, 52, 3.63, 5333.90, 52, 0.97, 155427.54, 51, 3.36, 20597.24, 50, 0.99, 11609.86, 50, 2.21, 1990.75, 48, 1.62, 12146.67, 48, 1.17, 12569.67, 47, 4.62, 5436.99, 47, 1.81, 12562.63, 47, 0.59, 21954.16, 47, 0.76, 7342.46, 46, 0.27, 4590.91, 46, 3.77, 156137.48, 45, 5.66, 10454.50, 44, 5.84, 3496.03, 43, 0.24, 17996.03, 41, 5.93, 51092.73, 41, 4.21, 12592.45, 40, 5.14, 1551.05, 40, 5.28, 15671.08, 39, 3.69, 18052.93, 39, 4.94, 24356.78, 38, 2.72, 11933.37, 38, 5.23, 7477.52, 38, 4.99, 9779.11, 37, 3.70, 9388.01, 37, 4.44, 4535.06, 36, 2.16, 28237.23, 36, 2.54, 242.73, 36, 0.22, 5429.88, 35, 6.15, 19800.95, 35, 2.92, 36949.23, 34, 5.63, 2379.16, 34, 5.73, 16460.33, 34, 5.11, 5849.36, 33, 6.19, 6268.85, 10301861, 1.10748970, 6283.07584999, 172124, 1.064423, 12566.151700, 70222, 3.14159, 0.00000, 3235, 1.0217, 18849.2275, 3080, 2.8435, 5507.5532, 2497, 1.3191, 5223.6939, 1849, 1.4243, 1577.3435, 1008, 5.9138, 10977.0788, 865, 1.420, 6275.962, 863, 0.271, 5486.778, 507, 1.686, 5088.629, 499, 6.014, 6286.599, 467, 5.987, 529.691, 440, 0.518, 4694.003, 410, 1.084, 9437.763, 387, 4.750, 2544.314, 375, 5.071, 796.298, 352, 0.023, 83996.847, 344, 0.949, 71430.696, 341, 5.412, 775.523, 322, 6.156, 2146.165, 286, 5.484, 10447.388, 284, 3.420, 2352.866, 255, 6.132, 6438.496, 252, 0.243, 398.149, 243, 3.092, 4690.480, 225, 3.689, 7084.897, 220, 4.952, 6812.767, 219, 0.420, 8031.092, 209, 1.282, 1748.016, 193, 5.314, 8429.241, 185, 1.820, 7632.943, 175, 3.229, 6279.553, 173, 1.537, 4705.732, 158, 4.097, 11499.656, 158, 5.539, 3154.687, 150, 3.633, 11513.883, 148, 3.222, 7234.794, 147, 3.653, 1194.447, 144, 0.817, 14143.495, 135, 6.151, 5746.271, 134, 4.644, 6836.645, 128, 2.693, 1349.867, 123, 5.650, 5760.498, 118, 2.577, 13367.973, 113, 3.357, 17789.846, 110, 4.497, 4292.331, 108, 5.828, 12036.461, 102, 5.621, 6256.778, 99, 1.14, 1059.38, 98, 0.66, 5856.48, 93, 2.32, 10213.29, 92, 0.77, 16730.46, 88, 1.50, 11926.25, 86, 1.42, 5753.38, 85, 0.66, 155.42, 81, 1.64, 6681.22, 80, 4.11, 951.72, 66, 4.55, 5216.58, 65, 0.98, 25132.30, 64, 4.19, 6040.35, 64, 0.52, 6290.19, 63, 1.51, 5643.18, 59, 6.18, 4164.31, 57, 2.30, 10973.56, 55, 2.32, 11506.77, 55, 2.20, 1592.60, 55, 5.27, 3340.61, 54, 5.54, 553.57, 53, 5.04, 9917.70, 53, 0.92, 11371.70, 52, 3.98, 17298.18, 52, 3.60, 10969.97, 49, 5.91, 3894.18, 49, 2.51, 6127.66, 48, 1.67, 12168.00, 46, 0.31, 801.82, 42, 3.70, 10575.41, 42, 4.05, 10984.19, 40, 2.17, 7860.42, 40, 4.17, 26.30, 38, 5.82, 7058.60, 37, 3.39, 6496.37, 36, 1.08, 6309.37, 36, 5.34, 7079.37, 34, 3.62, 11790.63, 32, 0.32, 16200.77, 31, 4.24, 3738.76, 29, 4.55, 11856.22, 29, 1.26, 8635.94, 27, 3.45, 5884.93, 26, 5.08, 10177.26, 26, 5.38, 21228.39, 24, 2.26, 11712.96, 24, 1.05, 242.73, 24, 5.59, 6069.78, 23, 3.63, 6284.06, 23, 1.64, 4732.03, 22, 3.46, 213.30, 21, 1.05, 3496.03, 21, 3.92, 13916.02, 21, 4.01, 5230.81, 20, 5.16, 12352.85, 20, 0.69, 1990.75, 19, 2.73, 6062.66, 19, 5.01, 11015.11, 18, 6.04, 6283.01, 18, 2.85, 7238.68, 18, 5.60, 6283.14, 18, 5.16, 17253.04, 18, 2.54, 14314.17, 17, 1.58, 7.11, 17, 0.98, 3930.21, 17, 4.75, 17267.27, 16, 2.19, 6076.89, 16, 2.19, 18073.70, 16, 6.12, 3.52, 16, 4.61, 9623.69, 16, 3.40, 16496.36, 15, 0.19, 9779.11, 15, 5.30, 13517.87, 15, 4.26, 3128.39, 15, 0.81, 709.93, 14, 0.50, 25158.60, 14, 4.38, 4136.91, 13, 0.98, 65147.62, 13, 3.31, 154717.61, 13, 2.11, 1589.07, 13, 1.92, 22483.85, 12, 6.03, 9225.54, 12, 1.53, 12559.04, 12, 5.82, 6282.10, 12, 5.61, 5642.20, 12, 2.38, 167283.76, 12, 0.39, 12132.44, 12, 3.98, 4686.89, 12, 5.81, 12569.67, 12, 0.56, 5849.36, 11, 0.45, 6172.87, 11, 5.80, 16858.48, 11, 6.22, 12146.67, 11, 2.27, 5429.88, 435939, 5.784551, 6283.075850, 12363, 5.57935, 12566.15170, 1234, 3.1416, 0.0000, 879, 3.628, 77713.771, 569, 1.870, 5573.143, 330, 5.470, 18849.228, 147, 4.480, 5507.553, 110, 2.842, 161000.686, 101, 2.815, 5223.694, 85, 3.11, 1577.34, 65, 5.47, 775.52, 61, 1.38, 6438.50, 50, 4.42, 6286.60, 47, 3.66, 7084.90, 46, 5.39, 149854.40, 42, 0.90, 10977.08, 40, 3.20, 5088.63, 35, 1.81, 5486.78, 32, 5.35, 3154.69, 30, 3.52, 796.30, 29, 4.62, 4690.48, 28, 1.84, 4694.00, 27, 3.14, 71430.70, 27, 6.17, 6836.65, 26, 1.42, 2146.17, 25, 2.81, 1748.02, 24, 2.18, 155.42, 23, 4.76, 7234.79, 21, 3.38, 7632.94, 21, 0.22, 4705.73, 20, 4.22, 1349.87, 20, 2.01, 1194.45, 20, 4.58, 529.69, 19, 1.59, 6309.37, 18, 5.70, 6040.35, 18, 6.03, 4292.33, 17, 2.90, 9437.76, 17, 2.00, 8031.09, 17, 5.78, 83996.85, 16, 0.05, 2544.31, 15, 0.95, 6127.66, 14, 0.36, 10447.39, 14, 1.48, 2352.87, 13, 0.77, 553.57, 13, 5.48, 951.72, 13, 5.27, 6279.55, 13, 3.76, 6812.77, 11, 5.41, 6256.78, 10, 0.68, 1592.60, 10, 4.95, 398.15, 10, 1.15, 3894.18, 10, 5.20, 244287.60, 10, 1.94, 11856.22, 9, 5.39, 25132.30, 8, 6.18, 1059.38, 8, 0.69, 8429.24, 8, 5.85, 242.73, 7, 5.26, 14143.50, 7, 0.52, 801.82, 6, 2.24, 8635.94, 6, 4.00, 13367.97, 6, 2.77, 90955.55, 6, 5.17, 7058.60, 5, 1.46, 233141.31, 5, 4.13, 7860.42, 5, 3.91, 26.30, 5, 3.89, 12036.46, 5, 5.58, 6290.19, 5, 5.54, 1990.75, 5, 0.83, 11506.77, 5, 6.22, 6681.22, 4, 5.26, 10575.41, 4, 1.91, 7477.52, 4, 0.43, 10213.29, 4, 1.09, 709.93, 4, 5.09, 11015.11, 4, 4.22, 88860.06, 4, 3.57, 7079.37, 4, 1.98, 6284.06, 4, 3.93, 10973.56, 4, 6.18, 9917.70, 4, 0.36, 10177.26, 4, 2.75, 3738.76, 4, 3.33, 5643.18, 4, 5.36, 25158.60, 14459, 4.27319, 6283.07585, 673, 3.917, 12566.152, 77, 0.00, 0.00, 25, 3.73, 18849.23, 4, 2.80, 6286.60, 386, 2.564, 6283.076, 31, 2.27, 12566.15, 5, 3.44, 5573.14, 2, 2.05, 18849.23, 1, 2.06, 77713.77, 1, 4.41, 161000.69, 1, 3.82, 149854.40, 1, 4.08, 6127.66, 1, 5.26, 6438.50, 9, 1.22, 6283.08, 1, 0.66, 12566.15 };
        private static readonly double[] QI_KB = { 1640650.479938, 15.21842500, 1642476.703182, 15.21874996, 1683430.515601, 15.218750011, 1752157.640664, 15.218749978, 1807675.003759, 15.218620279, 1883627.765182, 15.218612292, 1907369.128100, 15.218449176, 1936603.140413, 15.218425000, 1939145.524180, 15.218466998, 1947180.798300, 15.218524844, 1964362.041824, 15.218533526, 1987372.340971, 15.218513908, 1999653.819126, 15.218530782, 2007445.469786, 15.218535181, 2021324.917146, 15.218526248, 2047257.232342, 15.218519654, 2070282.898213, 15.218425000, 2073204.872850, 15.218515221, 2080144.500926, 15.218530782, 2086703.688963, 15.218523776, 2110033.182763, 15.218425000, 2111190.300888, 15.218425000, 2113731.271005, 15.218515671, 2120670.840263, 15.218425000, 2123973.309063, 15.218425000, 2125068.997336, 15.218477932, 2136026.312633, 15.218472436, 2156099.495538, 15.218425000, 2159021.324663, 15.218425000, 2162308.575254, 15.218461742, 2178485.706538, 15.218425000, 2178759.662849, 15.218445786, 2185334.020800, 15.218425000, 2187525.481425, 15.218425000, 2188621.191481, 15.218437494, 2322147.76 };
        private const string QB = 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        /// <summary>
        /// 农历年
        /// </summary>
        private int year;

        /// <summary>
        /// 农历月，闰月为负，即闰2月=-2
        /// </summary>
        private int month;

        /// <summary>
        /// 农历日
        /// </summary>
        private int day;

        /// <summary>
        /// 对应阳历
        /// </summary>
        private Solar solar;

        /// <summary>
        /// 相对于基准日的偏移天数
        /// </summary>
        private int dayOffset;

        /// <summary>
        /// 时对应的天干下标，0-9
        /// </summary>
        private int timeGanIndex;

        /// <summary>
        /// 时对应的地支下标，0-11
        /// </summary>
        private int timeZhiIndex;

        /// <summary>
        /// 日对应的天干下标，0-9
        /// </summary>
        private int dayGanIndex;

        /// <summary>
        /// 日对应的地支下标，0-11
        /// </summary>
        private int dayZhiIndex;

        /// <summary>
        /// 日对应的天干下标（八字流派1，晚子时日柱算明天），0-9
        /// </summary>
        private int dayGanIndexExact;

        /// <summary>
        /// 日对应的地支下标（八字流派1，晚子时日柱算明天），0-11
        /// </summary>
        private int dayZhiIndexExact;

        /// <summary>
        /// 日对应的天干下标（八字流派2，晚子时日柱算当天），0-9
        /// </summary>
        private int dayGanIndexExact2;

        /// <summary>
        /// 日对应的地支下标（八字流派2，晚子时日柱算当天），0-11
        /// </summary>
        private int dayZhiIndexExact2;

        /// <summary>
        /// 月对应的天干下标（以节交接当天起算），0-9
        /// </summary>
        private int monthGanIndex;

        /// <summary>
        /// 月对应的地支下标（以节交接当天起算），0-11
        /// </summary>
        private int monthZhiIndex;

        /// <summary>
        /// 月对应的天干下标（八字流派1，晚子时日柱算明天），0-9
        /// </summary>
        private int monthGanIndexExact;

        /// <summary>
        /// 月对应的地支下标（八字流派1，晚子时日柱算明天），0-11
        /// </summary>
        private int monthZhiIndexExact;

        /// <summary>
        /// 年对应的天干下标（国标，以正月初一为起点），0-9
        /// </summary>
        private int yearGanIndex;

        /// <summary>
        /// 年对应的地支下标（国标，以正月初一为起点），0-11
        /// </summary>
        private int yearZhiIndex;

        /// <summary>
        /// 年对应的天干下标（月干计算用，以立春为起点），0-9
        /// </summary>
        private int yearGanIndexByLiChun;

        /// <summary>
        /// 年对应的地支下标（月支计算用，以立春为起点），0-11
        /// </summary>
        private int yearZhiIndexByLiChun;

        /// <summary>
        /// 年对应的天干下标（最精确的，供八字用，以立春交接时刻为起点），0-9
        /// </summary>
        private int yearGanIndexExact;

        /// <summary>
        /// 年对应的地支下标（最精确的，供八字用，以立春交接时刻为起点），0-11
        /// </summary>
        private int yearZhiIndexExact;

        /// <summary>
        /// 周下标，0-6
        /// </summary>
        private int weekIndex;

        /// <summary>
        /// 阳历小时
        /// </summary>
        private int hour;

        /// <summary>
        /// 阳历分钟
        /// </summary>
        private int minute;

        /// <summary>
        /// 阳历秒钟
        /// </summary>
        private int second;

        /// <summary>
        /// 节气表
        /// </summary>
        private Dictionary<string, Solar> jieQi = new Dictionary<string, Solar>();

        /// <summary>
        /// 八字
        /// </summary>
        private EightChar eightChar = null;

        /// <summary>
        /// 默认使用当前日期初始化
        /// </summary>
        public Lunar()
            : this(DateTime.Now)
        {
        }

        /// <summary>
        /// 通过农历年月日初始化
        /// </summary>
        /// <param name="lunarYear">年（农历）</param>
        /// <param name="lunarMonth">月（农历），1到12，闰月为负，即闰2月=-2</param>
        /// <param name="lunarDay">日（农历），1到31</param>
        public Lunar(int lunarYear, int lunarMonth, int lunarDay) : this(lunarYear, lunarMonth, lunarDay, 0, 0, 0) { }

        /// <summary>
        /// 通过农历年月日时初始化
        /// </summary>
        /// <param name="lunarYear">年（农历）</param>
        /// <param name="lunarMonth">月（农历），1到12，闰月为负，即闰2月=-2</param>
        /// <param name="lunarDay">日（农历），1到31</param>
        /// <param name="hour">小时（阳历）</param>
        /// <param name="minute">分钟（阳历）</param>
        /// <param name="second">秒钟（阳历）</param>
        public Lunar(int lunarYear, int lunarMonth, int lunarDay, int hour, int minute, int second)
        {
            this.year = lunarYear;
            this.month = lunarMonth;
            this.day = lunarDay;
            this.hour = hour;
            this.minute = minute;
            this.second = second;
            dayOffset = LunarUtil.computeAddDays(year, month, day);
            this.solar = toSolar();
            compute();
        }

        /// <summary>
        /// 通过阳历日期初始化
        /// </summary>
        /// <param name="date">阳历日期</param>
        public Lunar(DateTime date)
        {
            solar = new Solar(date);
            int y = solar.getYear();
            int m = solar.getMonth();
            int d = solar.getDay();
            int startYear, startMonth, startDay;
            int lunarYear, lunarMonth, lunarDay;
            if (y < 2000)
            {
                startYear = SolarUtil.BASE_YEAR;
                startMonth = SolarUtil.BASE_MONTH;
                startDay = SolarUtil.BASE_DAY;
                lunarYear = LunarUtil.BASE_YEAR;
                lunarMonth = LunarUtil.BASE_MONTH;
                lunarDay = LunarUtil.BASE_DAY;
            }
            else
            {
                startYear = SolarUtil.BASE_YEAR + 99;
                startMonth = 1;
                startDay = 1;
                lunarYear = LunarUtil.BASE_YEAR + 99;
                lunarMonth = 11;
                lunarDay = 25;
            }
            int diff = 0;
            for (int i = startYear; i < y; i++)
            {
                diff += 365;
                if (SolarUtil.isLeapYear(i))
                {
                    diff += 1;
                }
            }
            for (int i = startMonth; i < m; i++)
            {
                diff += SolarUtil.getDaysOfMonth(y, i);
            }
            diff += d - startDay;
            lunarDay += diff;
            int lastDate = LunarUtil.getDaysOfMonth(lunarYear, lunarMonth);
            while (lunarDay > lastDate)
            {
                lunarDay -= lastDate;
                lunarMonth = LunarUtil.nextMonth(lunarYear, lunarMonth);
                if (lunarMonth == 1)
                {
                    lunarYear++;
                }
                lastDate = LunarUtil.getDaysOfMonth(lunarYear, lunarMonth);
            }
            year = lunarYear;
            month = lunarMonth;
            day = lunarDay;
            hour = solar.getHour();
            minute = solar.getMinute();
            second = solar.getSecond();
            dayOffset = LunarUtil.computeAddDays(year, month, day);
            compute();
        }

        private Solar toSolar()
        {
            DateTime c = new DateTime(SolarUtil.BASE_YEAR, SolarUtil.BASE_MONTH - 1, SolarUtil.BASE_DAY, hour, minute, second);
            c = c.AddDays(dayOffset);
            return new Solar(c);
        }

        private double nutationLon2(double t)
        {
            double a, t2 = t * t, dl = 0;
            for (int i = 0, j = NUT_B.Length; i < j; i += 5)
            {
                if (i == 0)
                {
                    a = -1.742 * t;
                }
                else
                {
                    a = 0;
                }
                dl += (NUT_B[i + 3] + a) * Math.Sin(NUT_B[i] + NUT_B[i + 1] * t + NUT_B[i + 2] * t2);
            }
            return dl / 100 / SECOND_PER_RAD;
        }

        private double eLon(double t, int n)
        {
            t /= 10;
            double v = 0, tn = 1;
            int n1, n2;
            double m;
            double c;
            int pn = 1;
            double n0, m0 = XL0[pn + 1] - XL0[pn];
            for (int i = 0; i < 6; i++, tn *= t)
            {
                n1 = (int)XL0[pn + i];
                n2 = (int)XL0[pn + 1 + i];
                n0 = n2 - n1;
                if (n0 == 0)
                {
                    continue;
                }
                if (n < 0)
                {
                    m = n2;
                }
                else
                {
                    m = (int)(3 * n * n0 / m0 + 0.5) + n1;
                    if (i != 0)
                    {
                        m += 3;
                    }
                    if (m > n2)
                    {
                        m = n2;
                    }
                }
                c = 0;
                for (int j = n1; j < m; j += 3)
                {
                    c += XL0[j] * Math.Cos(XL0[j + 1] + t * XL0[j + 2]);
                }
                v += c * tn;
            }
            v /= XL0[0];
            double t2 = t * t, t3 = t2 * t;
            v += (-0.0728 - 2.7702 * t - 1.1019 * t2 - 0.0996 * t3) / SECOND_PER_RAD;
            return v;
        }

        private double gxcSunLon(double t)
        {
            double v = -0.043126 + 628.301955 * t - 0.000002732 * t * t;
            double e = 0.016708634 - 0.000042037 * t - 0.0000001267 * t * t;
            return -20.49552 * (1 + e * Math.Cos(v)) / SECOND_PER_RAD;
        }

        private double ev(double t)
        {
            double f = 628.307585 * t;
            return 628.332 + 21 * Math.Sin(1.527 + f) + 0.44 * Math.Sin(1.48 + f * 2) + 0.129 * Math.Sin(5.82 + f) * t + 0.00055 * Math.Sin(4.21 + f) * t * t;
        }

        private double saLon(double t, int n)
        {
            return eLon(t, n) + nutationLon2(t) + gxcSunLon(t) + Math.PI;
        }

        private double dtExt(double y, double jsd)
        {
            double dy = (y - 1820) / 100;
            return -20 + jsd * dy * dy;
        }

        private double dtCalc(double y)
        {
            int size = DT_AT.Length;
            double y0 = DT_AT[size - 2];
            double t0 = DT_AT[size - 1];
            if (y >= y0)
            {
                double jsd = 31;
                if (y > y0 + 100)
                {
                    return dtExt(y, jsd);
                }
                double v = dtExt(y, jsd);
                double dv = dtExt(y0, jsd) - t0;
                return v - dv * (y0 + 100 - y) / 100;
            }
            int i;
            for (i = 0; i < size; i += 5)
            {
                if (y < DT_AT[i + 5])
                {
                    break;
                }
            }
            double t1 = (y - DT_AT[i]) / (DT_AT[i + 5] - DT_AT[i]) * 10, t2 = t1 * t1, t3 = t2 * t1;
            return DT_AT[i + 1] + DT_AT[i + 2] * t1 + DT_AT[i + 3] * t2 + DT_AT[i + 4] * t3;
        }

        private double dtT(double t)
        {
            return dtCalc(t / 365.2425 + 2000) / 86400.0;
        }

        private double saLonT(double w)
        {
            double t, v = 628.3319653318;
            t = (w - 1.75347 - Math.PI) / v;
            v = ev(t);
            t += (w - saLon(t, 10)) / v;
            v = ev(t);
            t += (w - saLon(t, -1)) / v;
            return t;
        }

        private double qiLow(double w)
        {
            double t, l, v = 628.3319653318;
            t = (w - 4.895062166) / v;
            t -= (53 * t * t + 334116 * Math.Cos(4.67 + 628.307585 * t) + 2061 * Math.Cos(2.678 + 628.3076 * t) * t) / v / 10000000;
            l = 48950621.66 + 6283319653.318 * t + 53 * t * t + 334166 * Math.Cos(4.669257 + 628.307585 * t) + 3489 * Math.Cos(4.6261 + 1256.61517 * t) + 2060.6 * Math.Cos(2.67823 + 628.307585 * t) * t - 994 - 834 * Math.Sin(2.1824 - 33.75705 * t);
            t -= (l / 10000000 - w) / 628.332 + (32 * (t + 1.8) * (t + 1.8) - 20) / 86400 / 36525;
            return t * 36525 + 8D / 24;
        }

        private double saLonT2(double w)
        {
            double t, v = 628.3319653318;
            t = (w - 1.75347 - Math.PI) / v;
            t -= (0.000005297 * t * t + 0.0334166 * Math.Cos(4.669257 + 628.307585 * t) + 0.0002061 * Math.Cos(2.67823 + 628.307585 * t) * t) / v;
            t += (w - eLon(t, 8) - Math.PI + (20.5 + 17.2 * Math.Sin(2.1824 - 33.75705 * t)) / SECOND_PER_RAD) / v;
            return t;
        }

        private double qiHigh(double w)
        {
            double t = saLonT2(w) * 36525;
            t = t - dtT(t) + 8D / 24;
            double v = ((t + 0.5) % 1) * 86400;
            if (v < 1200 || v > 86400 - 1200)
            {
                t = saLonT(w) * 36525 - dtT(t) + 8D / 24;
            }
            return t;
        }

        private double calcJieQi(double jd)
        {
            int size = QI_KB.Length;
            double d = 0;
            int pc = 7;
            jd += 2451545;
            double f1 = QI_KB[0] - pc, f2 = QI_KB[size - 1] - pc, f3 = 2436935;
            if (jd < f1 || jd >= f3)
            {
                d = Math.Floor(qiHigh(Math.Floor((jd + pc - 2451259) * 24D / 365.2422) * Math.PI / 12) + 0.5);
            }
            else if (jd >= f1 && jd < f2)
            {
                int i = 0;
                for (; i < size; i += 2)
                {
                    if (jd + pc < QI_KB[i + 2])
                    {
                        break;
                    }
                }
                d = QI_KB[i] + QI_KB[i + 1] * Math.Floor((jd + pc - QI_KB[i]) / QI_KB[i + 1]);
                d = Math.Floor(d + 0.5);
                if (d == 1683460)
                {
                    d++;
                }
                d -= 2451545;
            }
            else if (jd >= f2 && jd < f3)
            {
                d = Math.Floor(qiLow(Math.Floor((jd + pc - 2451259) * 24D / 365.2422) * Math.PI / 12) + 0.5);
                string n = QB.Substring((int)((jd - f2) / 365.2422 * 24), 1);
                if ("1".Equals(n))
                {
                    d += 1;
                }
                if ("2".Equals(n))
                {
                    d -= 1;
                }
            }
            return d;
        }

        private double qiAccurate(double w)
        {
            double t = saLonT(w) * 36525;
            return t - dtT(t) + 8D / 24;
        }

        private double qiAccurate2(double jd)
        {
            double d = Math.PI / 12;
            double w = Math.Floor((jd + 293) * 24 / 365.2422) * d;
            double a = qiAccurate(w);
            if (a - jd > 5)
            {
                return qiAccurate(w - d);
            }
            else if (a - jd < -5)
            {
                return qiAccurate(w + d);
            }
            return a;
        }

        /// <summary>
        /// 计算节气表
        /// </summary>
        private void computeJieQi()
        {
            double jd = Math.Floor((solar.getYear() - 2000) * 365.2422 + 180);
            double w = Math.Floor((jd - 355 + 183) / 365.2422) * 365.2422 + 355;
            if (calcJieQi(w) > jd)
            {
                w -= 365.2422;
            }

            //追加上一农历年末的大雪
            double q = calcJieQi(w - 15.2184);
            jieQi.Add(JIE_QI_PREPEND, Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));

            int size = JIE_QI.Length;
            for (int i = 0; i < size; i++)
            {
                q = calcJieQi(w + 15.2184 * i);
                jieQi.Add(JIE_QI[(i + size) % size], Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));
            }

            //追加下一农历年初的冬至
            q = calcJieQi(w + 15.2184 * size);
            jieQi.Add(JIE_QI_APPEND, Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));

            //追加下一阳历年初的小寒
            size++;
            q = calcJieQi(w + 15.2184 * size);
            jieQi.Add(JIE_APPEND_SOLAR_FIRST, Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));

            //追加下一阳历年初的大寒
            size++;
            q = calcJieQi(w + 15.2184 * size);
            jieQi.Add(QI_APPEND_SOLAR_SECOND, Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));
        }

        /// <summary>
        /// 计算干支纪年
        /// </summary>
        private void computeYear()
        {
            //以正月初一开始
            yearGanIndex = (year + LunarUtil.BASE_YEAR_GANZHI_INDEX) % 10;
            yearZhiIndex = (year + LunarUtil.BASE_YEAR_GANZHI_INDEX) % 12;

            //以立春作为新一年的开始的干支纪年
            int g = yearGanIndex;
            int z = yearZhiIndex;

            //精确的干支纪年，以立春交接时刻为准
            int gExact = yearGanIndex;
            int zExact = yearZhiIndex;

            //获取立春的阳历时刻
            Solar liChun = jieQi["立春"];

            if (year == solar.getYear())
            {
                //立春日期判断
                if (solar.toYmd().CompareTo(liChun.toYmd()) < 0)
                {
                    g--;
                    z--;
                }
                //立春交接时刻判断
                if (solar.toYmdHms().CompareTo(liChun.toYmdHms()) < 0)
                {
                    gExact--;
                    zExact--;
                }
            }
            else
            {
                if (solar.toYmd().CompareTo(liChun.toYmd()) >= 0)
                {
                    g++;
                    z++;
                }
                if (solar.toYmdHms().CompareTo(liChun.toYmdHms()) >= 0)
                {
                    gExact++;
                    zExact++;
                }
            }

            if (g < 0)
            {
                g += 10;
            }
            if (g >= 10)
            {
                g -= 10;
            }
            if (z < 0)
            {
                z += 12;
            }
            if (z >= 12)
            {
                z -= 12;
            }
            if (gExact < 0)
            {
                gExact += 10;
            }
            if (gExact >= 10)
            {
                gExact -= 10;
            }
            if (zExact < 0)
            {
                zExact += 12;
            }
            if (zExact >= 12)
            {
                zExact -= 12;
            }

            yearGanIndexByLiChun = g;
            yearZhiIndexByLiChun = z;

            yearGanIndexExact = gExact;
            yearZhiIndexExact = zExact;
        }

        /**
         * 干支纪月计算
         */
        private void computeMonth()
        {
            Solar start = null;
            Solar end;
            //干偏移值（以立春当天起算）
            int gOffset = ((yearGanIndexByLiChun % 5 + 1) * 2) % 10;
            //干偏移值（以立春交接时刻起算）
            int gOffsetExact = ((yearGanIndexExact % 5 + 1) * 2) % 10;

            //序号：大雪到小寒之间-2，小寒到立春之间-1，立春之后0
            int index = -2;
            foreach (string jie in LunarUtil.JIE)
            {
                end = jieQi[jie];
                string ymd = solar.toYmd();
                string symd = null == start ? ymd : start.toYmd();
                string eymd = end.toYmd();
                if (ymd.CompareTo(symd) >= 0 && ymd.CompareTo(eymd) < 0)
                {
                    break;
                }
                start = end;
                index++;
            }
            if (index < 0)
            {
                index += 12;
            }

            monthGanIndex = (index + gOffset) % 10;
            monthZhiIndex = (index + LunarUtil.BASE_MONTH_ZHI_INDEX) % 12;

            //序号：大雪到小寒之间-2，小寒到立春之间-1，立春之后0
            int indexExact = -2;
            foreach (string jie in LunarUtil.JIE)
            {
                end = jieQi[jie];
                string time = solar.toYmdHms();
                string stime = null == start ? time : start.toYmdHms();
                string etime = end.toYmdHms();
                if (time.CompareTo(stime) >= 0 && time.CompareTo(etime) < 0)
                {
                    break;
                }
                start = end;
                indexExact++;
            }
            if (indexExact < 0)
            {
                indexExact += 12;
            }
            monthGanIndexExact = (indexExact + gOffsetExact) % 10;
            monthZhiIndexExact = (indexExact + LunarUtil.BASE_MONTH_ZHI_INDEX) % 12;
        }

        /// <summary>
        /// 干支纪日计算
        /// </summary>
        private void computeDay()
        {
            int addDays = (dayOffset + LunarUtil.BASE_DAY_GANZHI_INDEX) % 60;
            dayGanIndex = addDays % 10;
            dayZhiIndex = addDays % 12;


            int dayGanExact = dayGanIndex;
            int dayZhiExact = dayZhiIndex;

            dayGanIndexExact2 = dayGanExact;
            dayZhiIndexExact2 = dayZhiExact;

            string hm = (hour < 10 ? "0" : "") + hour + ":" + (minute < 10 ? "0" : "") + minute;
            if (hm.CompareTo("23:00") >= 0 && hm.CompareTo("23:59") <= 0)
            {
                dayGanExact++;
                if (dayGanExact >= 10)
                {
                    dayGanExact -= 10;
                }
                dayZhiExact++;
                if (dayZhiExact >= 12)
                {
                    dayZhiExact -= 12;
                }
            }

            dayGanIndexExact = dayGanExact;
            dayZhiIndexExact = dayZhiExact;
        }

        /// <summary>
        /// 干支纪时计算
        /// </summary>
        private void computeTime()
        {
            timeZhiIndex = LunarUtil.getTimeZhiIndex((hour < 10 ? "0" : "") + hour + ":" + (minute < 10 ? "0" : "") + minute);
            timeGanIndex = (dayGanIndexExact % 5 * 2 + timeZhiIndex) % 10;
        }

        /// <summary>
        /// 星期计算
        /// </summary>
        private void computeWeek()
        {
            weekIndex = (dayOffset + LunarUtil.BASE_WEEK_INDEX) % 7;
        }

        private void compute()
        {
            computeJieQi();
            computeYear();
            computeMonth();
            computeDay();
            computeTime();
            computeWeek();
        }

        /// <summary>
        /// 通过指定阳历日期获取农历
        /// </summary>
        /// <param name="date">阳历日期</param>
        /// <returns>农历</returns>
        public static Lunar fromDate(DateTime date)
        {
            return new Lunar(date);
        }

        /// <summary>
        /// 通过指定农历年月日获取农历
        /// </summary>
        /// <param name="lunarYear">年（农历）</param>
        /// <param name="lunarMonth">月（农历），1到12，闰月为负，即闰2月=-2</param>
        /// <param name="lunarDay">日（农历），1到31</param>
        /// <returns>农历</returns>
        public static Lunar fromYmd(int lunarYear, int lunarMonth, int lunarDay)
        {
            return new Lunar(lunarYear, lunarMonth, lunarDay);
        }

        /// <summary>
        /// 通过指定农历年月日获取农历
        /// </summary>
        /// <param name="lunarYear">年（农历）</param>
        /// <param name="lunarMonth">月（农历），1到12，闰月为负，即闰2月=-2</param>
        /// <param name="lunarDay">日（农历），1到31</param>
        /// <param name="hour">小时（阳历）</param>
        /// <param name="minute">分钟（阳历）</param>
        /// <param name="second">秒钟（阳历）</param>
        /// <returns>农历</returns>
        public static Lunar fromYmdHms(int lunarYear, int lunarMonth, int lunarDay, int hour, int minute, int second)
        {
            return new Lunar(lunarYear, lunarMonth, lunarDay, hour, minute, second);
        }

        [Obsolete("This method is obsolete, use method getYearGan instead")]
        public string getGan()
        {
            return getYearGan();
        }

        /// <summary>
        /// 获取年份的天干（以正月初一作为新年的开始）
        /// </summary>
        /// <returns>天干，如辛</returns>
        public string getYearGan()
        {
            return LunarUtil.GAN[yearGanIndex + 1];
        }

        /// <summary>
        /// 获取年份的天干（以立春当天作为新年的开始）
        /// </summary>
        /// <returns>天干，如辛</returns>
        public string getYearGanByLiChun()
        {
            return LunarUtil.GAN[yearGanIndexByLiChun + 1];
        }

        /// <summary>
        /// 获取最精确的年份天干（以立春交接的时刻作为新年的开始）
        /// </summary>
        /// <returns>天干，如辛</returns>
        public string getYearGanExact()
        {
            return LunarUtil.GAN[yearGanIndexExact + 1];
        }

        /// <summary>
        /// 获取月天干
        /// </summary>
        /// <returns>月天干，如己</returns>
        public string getMonthGan()
        {
            return LunarUtil.GAN[monthGanIndex + 1];
        }

        /// <summary>
        /// 获取精确的月天干（以节交接时刻起算）
        /// </summary>
        /// <returns>月天干，如己</returns>
        public string getMonthGanExact()
        {
            return LunarUtil.GAN[monthGanIndexExact + 1];
        }

        /// <summary>
        /// 获取日天干
        /// </summary>
        /// <returns>日天干，如甲</returns>
        public string getDayGan()
        {
            return LunarUtil.GAN[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取日天干（八字流派1，晚子时日柱算明天）
        /// </summary>
        /// <returns>日天干，如甲</returns>
        public string getDayGanExact()
        {
            return LunarUtil.GAN[dayGanIndexExact + 1];
        }

        /// <summary>
        /// 获取日天干（八字流派2，晚子时日柱算当天）
        /// </summary>
        /// <returns>日天干，如甲</returns>
        public string getDayGanExact2()
        {
            return LunarUtil.GAN[dayGanIndexExact2 + 1];
        }

        [Obsolete("This method is obsolete, use method getYearZhi instead")]
        public string getZhi()
        {
            return getYearZhi();
        }

        /// <summary>
        /// 获取年份的地支（以正月初一作为新年的开始）
        /// </summary>
        /// <returns>地支，如亥</returns>
        public string getYearZhi()
        {
            return LunarUtil.ZHI[yearZhiIndex + 1];
        }

        /// <summary>
        /// 获取年份的地支（以立春当天作为新年的开始）
        /// </summary>
        /// <returns>地支，如亥</returns>
        public string getYearZhiByLiChun()
        {
            return LunarUtil.ZHI[yearZhiIndexByLiChun + 1];
        }

        /// <summary>
        /// 获取最精确的年份地支（以立春交接的时刻作为新年的开始）
        /// </summary>
        /// <returns>地支，如亥</returns>
        public string getYearZhiExact()
        {
            return LunarUtil.ZHI[yearZhiIndexExact + 1];
        }

        /// <summary>
        /// 获取月地支
        /// </summary>
        /// <returns>月地支，如卯</returns>
        public string getMonthZhi()
        {
            return LunarUtil.ZHI[monthZhiIndex + 1];
        }

        /// <summary>
        /// 获取精确的月地支（以节交接时刻起算）
        /// </summary>
        /// <returns>月地支，如卯</returns>
        public string getMonthZhiExact()
        {
            return LunarUtil.ZHI[monthZhiIndexExact + 1];
        }

        /// <summary>
        /// 获取日地支
        /// </summary>
        /// <returns>日地支，如卯</returns>
        public string getDayZhi()
        {
            return LunarUtil.ZHI[dayZhiIndex + 1];
        }

        /// <summary>
        /// 获取日地支（八字流派1，晚子时日柱算明天）
        /// </summary>
        /// <returns>日地支，如卯</returns>
        public string getDayZhiExact()
        {
            return LunarUtil.ZHI[dayZhiIndexExact + 1];
        }

        /// <summary>
        /// 获取日地支（八字流派2，晚子时日柱算当天）
        /// </summary>
        /// <returns>日地支，如卯</returns>
        public string getDayZhiExact2()
        {
            return LunarUtil.ZHI[dayZhiIndexExact2 + 1];
        }

        /// <summary>
        /// 获取干支纪年（年柱）（以正月初一作为新年的开始）
        /// </summary>
        /// <returns>年份的干支（年柱），如辛亥</returns>
        public string getYearInGanZhi()
        {
            return getYearGan() + getYearZhi();
        }

        /// <summary>
        /// 获取干支纪年（年柱）（以立春当天作为新年的开始）
        /// </summary>
        /// <returns>年份的干支（年柱），如辛亥</returns>
        public string getYearInGanZhiByLiChun()
        {
            return getYearGanByLiChun() + getYearZhiByLiChun();
        }

        /// <summary>
        /// 获取干支纪年（年柱）（以立春交接的时刻作为新年的开始）
        /// </summary>
        /// <returns>年份的干支（年柱），如辛亥</returns>
        public string getYearInGanZhiExact()
        {
            return getYearGanExact() + getYearZhiExact();
        }

        /// <summary>
        /// 获取干支纪月（月柱）（以节交接当天起算），月天干口诀：甲己丙寅首，乙庚戊寅头。丙辛从庚寅，丁壬壬寅求，戊癸甲寅居，周而复始流。月地支：正月起寅。
        /// </summary>
        /// <returns>干支纪月（月柱），如己卯</returns>
        public string getMonthInGanZhi()
        {
            return getMonthGan() + getMonthZhi();
        }

        /// <summary>
        /// 获取精确的干支纪月（月柱）（以节交接时刻起算），月天干口诀：甲己丙寅首，乙庚戊寅头。丙辛从庚寅，丁壬壬寅求，戊癸甲寅居，周而复始流。月地支：正月起寅。
        /// </summary>
        /// <returns>干支纪月（月柱），如己卯</returns>
        public string getMonthInGanZhiExact()
        {
            return getMonthGanExact() + getMonthZhiExact();
        }

        /// <summary>
        /// 获取干支纪日（日柱）
        /// </summary>
        /// <returns>干支纪日（日柱），如己卯</returns>
        public string getDayInGanZhi()
        {
            return getDayGan() + getDayZhi();
        }

        /// <summary>
        /// 获取干支纪日（日柱，八字流派1，晚子时日柱算明天）
        /// </summary>
        /// <returns>干支纪日（日柱），如己卯</returns>
        public string getDayInGanZhiExact()
        {
            return getDayGanExact() + getDayZhiExact();
        }

        /// <summary>
        /// 获取干支纪日（日柱，八字流派2，晚子时日柱算当天）
        /// </summary>
        /// <returns>干支纪日（日柱），如己卯</returns>
        public string getDayInGanZhiExact2()
        {
            return getDayGanExact2() + getDayZhiExact2();
        }

        [Obsolete("This method is obsolete, use method getYearShengXiao instead")]
        public string getShengxiao()
        {
            return getYearShengXiao();
        }


        /// <summary>
        /// 获取年生肖（以正月初一起算）
        /// </summary>
        /// <returns>年生肖，如虎</returns>
        public string getYearShengXiao()
        {
            return LunarUtil.SHENGXIAO[yearZhiIndex + 1];
        }

        /// <summary>
        /// 获取年生肖（以立春当天起算）
        /// </summary>
        /// <returns>年生肖，如虎</returns>
        public string getYearShengXiaoByLiChun()
        {
            return LunarUtil.SHENGXIAO[yearZhiIndexByLiChun + 1];
        }

        /// <summary>
        /// 获取精确的年生肖（以立春交接时刻起算）
        /// </summary>
        /// <returns>年生肖，如虎</returns>
        public string getYearShengXiaoExact()
        {
            return LunarUtil.SHENGXIAO[yearZhiIndexExact + 1];
        }

        /// <summary>
        /// 获取月生肖
        /// </summary>
        /// <returns>月生肖，如虎</returns>
        public string getMonthShengXiao()
        {
            return LunarUtil.SHENGXIAO[monthZhiIndex + 1];
        }

        /// <summary>
        /// 获取日生肖
        /// </summary>
        /// <returns>日生肖，如虎</returns>
        public string getDayShengXiao()
        {
            return LunarUtil.SHENGXIAO[dayZhiIndex + 1];
        }

        /// <summary>
        /// 获取时辰生肖
        /// </summary>
        /// <returns>时辰生肖，如虎</returns>
        public string getTimeShengXiao()
        {
            return LunarUtil.SHENGXIAO[timeZhiIndex + 1];
        }

        /// <summary>
        /// 获取中文的年
        /// </summary>
        /// <returns>中文年，如二零零一</returns>
        public string getYearInChinese()
        {
            char[] y = (year + "").ToCharArray();
            StringBuilder s = new StringBuilder();
            for (int i = 0, j = y.Length; i < j; i++)
            {
                s.Append(LunarUtil.NUMBER[y[i] - '0']);
            }
            return s.ToString();
        }

        /// <summary>
        /// 获取中文的月
        /// </summary>
        /// <returns>中文月，如正</returns>
        public string getMonthInChinese()
        {
            return (month < 0 ? "闰" : "") + LunarUtil.MONTH[Math.Abs(month)];
        }

        /// <summary>
        /// 获取中文日
        /// </summary>
        /// <returns>中文日，如初一</returns>
        public string getDayInChinese()
        {
            return LunarUtil.DAY[day];
        }

        /// <summary>
        /// 获取时辰（地支）
        /// </summary>
        /// <returns>时辰（地支）</returns>
        public string getTimeZhi()
        {
            return LunarUtil.ZHI[timeZhiIndex + 1];
        }

        /// <summary>
        /// 获取时辰（天干）
        /// </summary>
        /// <returns>时辰（天干）</returns>
        public string getTimeGan()
        {
            return LunarUtil.GAN[timeGanIndex + 1];
        }

        /// <summary>
        /// 获取时辰干支（时柱）
        /// </summary>
        /// <returns>时辰干支（时柱）</returns>
        public string getTimeInGanZhi()
        {
            return getTimeGan() + getTimeZhi();
        }

        /// <summary>
        /// 获取季节
        /// </summary>
        /// <returns>农历季节</returns>
        public string getSeason()
        {
            return LunarUtil.SEASON[Math.Abs(month)];
        }

        /// <summary>
        /// 获取节
        /// </summary>
        /// <returns>节</returns>
        public string getJie()
        {
            Solar d;
            foreach (string jie in LunarUtil.JIE)
            {
                d = jieQi[jie];
                if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
                {
                    return jie;
                }
            }
            d = jieQi[JIE_QI_PREPEND];
            if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
            {
                return JIE_QI_LAST;
            }
            d = jieQi[JIE_APPEND_SOLAR_FIRST];
            if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
            {
                return JIE_SOLAR_FIRST;
            }
            return "";
        }

        /// <summary>
        /// 获取气
        /// </summary>
        /// <returns>气</returns>
        public string getQi()
        {
            Solar d;
            foreach (string qi in LunarUtil.QI)
            {
                d = jieQi[qi];
                if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
                {
                    return qi;
                }
            }
            d = jieQi[JIE_QI_APPEND];
            if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
            {
                return JIE_QI_FIRST;
            }
            d = jieQi[QI_APPEND_SOLAR_SECOND];
            if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
            {
                return QI_SOLAR_SECOND;
            }
            return "";
        }

        /// <summary>
        /// 获取星期，0代表周日，1代表周一
        /// </summary>
        /// <returns>0123456</returns>
        public int getWeek()
        {
            return weekIndex;
        }

        /// <summary>
        /// 获取星期的中文
        /// </summary>
        /// <returns>日一二三四五六</returns>
        public string getWeekInChinese()
        {
            return SolarUtil.WEEK[getWeek()];
        }

        /// <summary>
        /// 获取宿
        /// </summary>
        /// <returns>宿</returns>
        public string getXiu()
        {
            return LunarUtil.XIU[getDayZhi() + getWeek()];
        }

        /// <summary>
        /// 获取宿吉凶
        /// </summary>
        /// <returns>吉/凶</returns>
        public string getXiuLuck()
        {
            return LunarUtil.XIU_LUCK[getXiu()];
        }

        /// <summary>
        /// 获取宿歌诀
        /// </summary>
        /// <returns>宿歌诀</returns>
        public string getXiuSong()
        {
            return LunarUtil.XIU_SONG[getXiu()];
        }

        /// <summary>
        /// 获取政
        /// </summary>
        /// <returns>政</returns>
        public string getZheng()
        {
            return LunarUtil.ZHENG[getXiu()];
        }

        /// <summary>
        /// 获取动物
        /// </summary>
        /// <returns>动物</returns>
        public string getAnimal()
        {
            return LunarUtil.ANIMAL[getXiu()];
        }

        /// <summary>
        /// 获取宫
        /// </summary>
        /// <returns>宫</returns>
        public string getGong()
        {
            return LunarUtil.GONG[getXiu()];
        }

        /// <summary>
        /// 获取兽
        /// </summary>
        /// <returns>兽</returns>
        public string getShou()
        {
            return LunarUtil.SHOU[getGong()];
        }

        /// <summary>
        /// 获取节日，有可能一天会有多个节日
        /// </summary>
        /// <returns></returns>
        public List<string> getFestivals()
        {
            List<string> l = new List<string>();
            try
            {
                l.Add(LunarUtil.FESTIVAL[month + "-" + day]);
            }
            catch { }
            return l;
        }

        /// <summary>
        /// 获取非正式的节日，有可能一天会有多个节日
        /// </summary>
        /// <returns>非正式的节日列表，如中元节</returns>
        public List<string> getOtherFestivals()
        {
            List<string> l = new List<string>();
            try
            {
                l.AddRange(LunarUtil.OTHER_FESTIVAL[month + "-" + day]);
            }
            catch { }
            return l;
        }

        /// <summary>
        /// 获取彭祖百忌天干
        /// </summary>
        /// <returns>彭祖百忌天干</returns>
        public string getPengZuGan()
        {
            return LunarUtil.PENGZU_GAN[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取彭祖百忌地支
        /// </summary>
        /// <returns>彭祖百忌地支</returns>
        public string getPengZuZhi()
        {
            return LunarUtil.PENGZU_ZHI[dayZhiIndex + 1];
        }

        [Obsolete("This method is obsolete, use method getDayPositionXi instead")]
        public string getPositionXi()
        {
            return getDayPositionXi();
        }

        [Obsolete("This method is obsolete, use method getDayPositionXiDesc instead")]
        public string getPositionXiDesc()
        {
            return getDayPositionXiDesc();
        }

        [Obsolete("This method is obsolete, use method getDayPositionYangGui instead")]
        public string getPositionYangGui()
        {
            return getDayPositionYangGui();
        }

        [Obsolete("This method is obsolete, use method getDayPositionYangGuiDesc instead")]
        public string getPositionYangGuiDesc()
        {
            return getDayPositionYangGuiDesc();
        }

        [Obsolete("This method is obsolete, use method getDayPositionYinGui instead")]
        public string getPositionYinGui()
        {
            return getDayPositionYinGui();
        }

        [Obsolete("This method is obsolete, use method getDayPositionYinGuiDesc instead")]
        public string getPositionYinGuiDesc()
        {
            return getDayPositionYinGuiDesc();
        }

        [Obsolete("This method is obsolete, use method getDayPositionFu instead")]
        public string getPositionFu()
        {
            return getDayPositionFu();
        }

        [Obsolete("This method is obsolete, use method getDayPositionFuDesc instead")]
        public string getPositionFuDesc()
        {
            return getDayPositionFuDesc();
        }

        [Obsolete("This method is obsolete, use method getDayPositionCai instead")]
        public string getPositionCai()
        {
            return getDayPositionCai();
        }

        [Obsolete("This method is obsolete, use method getDayPositionCaiDesc instead")]
        public string getPositionCaiDesc()
        {
            return getDayPositionCaiDesc();
        }

        /// <summary>
        /// 获取日喜神方位
        /// </summary>
        /// <returns>喜神方位，如艮</returns>
        public string getDayPositionXi()
        {
            return LunarUtil.POSITION_XI[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取日喜神方位描述
        /// </summary>
        /// <returns>喜神方位描述，如东北</returns>
        public string getDayPositionXiDesc()
        {
            return LunarUtil.POSITION_DESC[getDayPositionXi()];
        }

        /// <summary>
        /// 获取日阳贵神方位
        /// </summary>
        /// <returns>阳贵神方位，如艮</returns>
        public string getDayPositionYangGui()
        {
            return LunarUtil.POSITION_YANG_GUI[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取日阳贵神方位描述
        /// </summary>
        /// <returns>阳贵神方位描述，如东北</returns>
        public string getDayPositionYangGuiDesc()
        {
            return LunarUtil.POSITION_DESC[getDayPositionYangGui()];
        }

        /// <summary>
        /// 获取日阴贵神方位
        /// </summary>
        /// <returns>阴贵神方位，如艮</returns>
        public string getDayPositionYinGui()
        {
            return LunarUtil.POSITION_YIN_GUI[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取日阴贵神方位描述
        /// </summary>
        /// <returns>阴贵神方位描述，如东北</returns>
        public string getDayPositionYinGuiDesc()
        {
            return LunarUtil.POSITION_DESC[getDayPositionYinGui()];
        }

        /// <summary>
        /// 获取日福神方位
        /// </summary>
        /// <returns>福神方位，如艮</returns>
        public string getDayPositionFu()
        {
            return LunarUtil.POSITION_FU[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取日福神方位描述
        /// </summary>
        /// <returns>福神方位描述，如东北</returns>
        public string getDayPositionFuDesc()
        {
            return LunarUtil.POSITION_DESC[getDayPositionFu()];
        }

        /// <summary>
        /// 获取日财神方位
        /// </summary>
        /// <returns>财神方位，如艮</returns>
        public string getDayPositionCai()
        {
            return LunarUtil.POSITION_CAI[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取日财神方位描述
        /// </summary>
        /// <returns>财神方位描述，如东北</returns>
        public string getDayPositionCaiDesc()
        {
            return LunarUtil.POSITION_DESC[getDayPositionCai()];
        }

        /// <summary>
        /// 获取时辰喜神方位
        /// </summary>
        /// <returns>喜神方位，如艮</returns>
        public string getTimePositionXi()
        {
            return LunarUtil.POSITION_XI[timeGanIndex + 1];
        }

        /// <summary>
        /// 获取时辰喜神方位描述
        /// </summary>
        /// <returns>喜神方位描述，如东北</returns>
        public string getTimePositionXiDesc()
        {
            return LunarUtil.POSITION_DESC[getTimePositionXi()];
        }

        /// <summary>
        /// 获取时辰阳贵神方位
        /// </summary>
        /// <returns>阳贵神方位，如艮</returns>
        public string getTimePositionYangGui()
        {
            return LunarUtil.POSITION_YANG_GUI[timeGanIndex + 1];
        }

        /// <summary>
        /// 获取时辰阳贵神方位描述
        /// </summary>
        /// <returns>阳贵神方位描述，如东北</returns>
        public string getTimePositionYangGuiDesc()
        {
            return LunarUtil.POSITION_DESC[getTimePositionYangGui()];
        }

        /// <summary>
        /// 获取时辰阴贵神方位
        /// </summary>
        /// <returns>阴贵神方位，如艮</returns>
        public string getTimePositionYinGui()
        {
            return LunarUtil.POSITION_YIN_GUI[timeGanIndex + 1];
        }

        /// <summary>
        /// 获取时辰阴贵神方位描述
        /// </summary>
        /// <returns>阴贵神方位描述，如东北</returns>
        public string getTimePositionYinGuiDesc()
        {
            return LunarUtil.POSITION_DESC[getTimePositionYinGui()];
        }

        /// <summary>
        /// 获取时辰福神方位
        /// </summary>
        /// <returns>福神方位，如艮</returns>
        public string getTimePositionFu()
        {
            return LunarUtil.POSITION_FU[timeGanIndex + 1];
        }

        /// <summary>
        /// 获取时辰福神方位描述
        /// </summary>
        /// <returns>福神方位描述，如东北</returns>
        public string getTimePositionFuDesc()
        {
            return LunarUtil.POSITION_DESC[getTimePositionFu()];
        }

        /// <summary>
        /// 获取时辰财神方位
        /// </summary>
        /// <returns>财神方位，如艮</returns>
        public string getTimePositionCai()
        {
            return LunarUtil.POSITION_CAI[timeGanIndex + 1];
        }

        /// <summary>
        /// 获取时辰财神方位描述
        /// </summary>
        /// <returns>财神方位描述，如东北</returns>
        public string getTimePositionCaiDesc()
        {
            return LunarUtil.POSITION_DESC[getTimePositionCai()];
        }

        [Obsolete("This method is obsolete, use method getDayChong instead")]
        public string getChong()
        {
            return getDayChong();
        }

        /// <summary>
        /// 获取日冲
        /// </summary>
        /// <returns>日冲，如申</returns>
        public string getDayChong()
        {
            return LunarUtil.CHONG[dayZhiIndex + 1];
        }

        /// <summary>
        /// 获取时冲
        /// </summary>
        /// <returns>时冲，如申</returns>
        public string getTimeChong()
        {
            return LunarUtil.CHONG[timeZhiIndex + 1];
        }

        [Obsolete("This method is obsolete, use method getDayChongGan instead")]
        public string getChongGan()
        {
            return getDayChongGan();
        }

        /// <summary>
        /// 获取无情之克的日冲天干
        /// </summary>
        /// <returns>无情之克的日冲天干，如甲</returns>
        public string getDayChongGan()
        {
            return LunarUtil.CHONG_GAN[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取无情之克的时冲天干
        /// </summary>
        /// <returns>无情之克的时冲天干，如甲</returns>
        public string getTimeChongGan()
        {
            return LunarUtil.CHONG_GAN[timeGanIndex + 1];
        }

        [Obsolete("This method is obsolete, use method getDayChongGanTie instead")]
        public string getChongGanTie()
        {
            return getDayChongGanTie();
        }

        /// <summary>
        /// 获取有情之克的日冲天干
        /// </summary>
        /// <returns>有情之克的日冲天干，如甲</returns>
        public string getDayChongGanTie()
        {
            return LunarUtil.CHONG_GAN_TIE[dayGanIndex + 1];
        }

        /// <summary>
        /// 获取有情之克的时冲天干
        /// </summary>
        /// <returns>有情之克的时冲天干，如甲</returns>
        public string getTimeChongGanTie()
        {
            return LunarUtil.CHONG_GAN_TIE[timeGanIndex + 1];
        }

        [Obsolete("This method is obsolete, use method getDayChongShengXiao instead")]
        public string getChongShengXiao()
        {
            return getDayChongShengXiao();
        }

        /// <summary>
        /// 获取日冲生肖
        /// </summary>
        /// <returns>日冲生肖，如猴</returns>
        public string getDayChongShengXiao()
        {
            string chong = getDayChong();
            for (int i = 0, j = LunarUtil.ZHI.Length; i < j; i++)
            {
                if (LunarUtil.ZHI[i].Equals(chong))
                {
                    return LunarUtil.SHENGXIAO[i];
                }
            }
            return "";
        }

        /// <summary>
        /// 获取时冲生肖
        /// </summary>
        /// <returns>时冲生肖，如猴</returns>
        public string getTimeChongShengXiao()
        {
            string chong = getTimeChong();
            for (int i = 0, j = LunarUtil.ZHI.Length; i < j; i++)
            {
                if (LunarUtil.ZHI[i].Equals(chong))
                {
                    return LunarUtil.SHENGXIAO[i];
                }
            }
            return "";
        }

        [Obsolete("This method is obsolete, use method getDayChongDesc instead")]
        public string getChongDesc()
        {
            return getDayChongDesc();
        }

        /// <summary>
        /// 获取日冲描述
        /// </summary>
        /// <returns>日冲描述，如(壬申)猴</returns>
        public string getDayChongDesc()
        {
            return "(" + getDayChongGan() + getDayChong() + ")" + getDayChongShengXiao();
        }

        /// <summary>
        /// 获取时冲描述
        /// </summary>
        /// <returns>时冲描述，如(壬申)猴</returns>
        public string getTimeChongDesc()
        {
            return "(" + getTimeChongGan() + getTimeChong() + ")" + getTimeChongShengXiao();
        }

        [Obsolete("This method is obsolete, use method getDaySha instead")]
        public string getSha()
        {
            return getDaySha();
        }

        /// <summary>
        /// 获取日煞
        /// </summary>
        /// <returns>日煞，如北</returns>
        public string getDaySha()
        {
            return LunarUtil.SHA[getDayZhi()];
        }

        /// <summary>
        /// 获取时煞
        /// </summary>
        /// <returns>时煞，如北</returns>
        public string getTimeSha()
        {
            return LunarUtil.SHA[getTimeZhi()];
        }

        /// <summary>
        /// 获取年纳音
        /// </summary>
        /// <returns>年纳音，如剑锋金</returns>
        public string getYearNaYin()
        {
            return LunarUtil.NAYIN[getYearInGanZhi()];
        }

        /// <summary>
        /// 获取月纳音
        /// </summary>
        /// <returns>月纳音，如剑锋金</returns>
        public string getMonthNaYin()
        {
            return LunarUtil.NAYIN[getMonthInGanZhi()];
        }

        /// <summary>
        /// 获取日纳音
        /// </summary>
        /// <returns>日纳音，如剑锋金</returns>
        public string getDayNaYin()
        {
            return LunarUtil.NAYIN[getDayInGanZhi()];
        }

        /// <summary>
        /// 获取时辰纳音
        /// </summary>
        /// <returns>时辰纳音，如剑锋金</returns>
        public string getTimeNaYin()
        {
            return LunarUtil.NAYIN[getTimeInGanZhi()];
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZi()
        {
            EightChar baZi = getEightChar();
            List<string> l = new List<string>(4);
            l.Add(baZi.getYear());
            l.Add(baZi.getMonth());
            l.Add(baZi.getDay());
            l.Add(baZi.getTime());
            return l;
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiWuXing()
        {
            EightChar baZi = getEightChar();
            List<string> l = new List<string>(4);
            l.Add(baZi.getYearWuXing());
            l.Add(baZi.getMonthWuXing());
            l.Add(baZi.getDayWuXing());
            l.Add(baZi.getTimeWuXing());
            return l;
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiNaYin()
        {
            EightChar baZi = getEightChar();
            List<string> l = new List<string>(4);
            l.Add(baZi.getYearNaYin());
            l.Add(baZi.getMonthNaYin());
            l.Add(baZi.getDayNaYin());
            l.Add(baZi.getTimeNaYin());
            return l;
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiShiShenGan()
        {
            EightChar baZi = getEightChar();
            List<string> l = new List<string>(4);
            l.Add(baZi.getYearNaYin());
            l.Add(baZi.getMonthNaYin());
            l.Add(baZi.getDayNaYin());
            l.Add(baZi.getTimeNaYin());
            return l;
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiShiShenZhi()
        {
            EightChar baZi = getEightChar();
            List<string> l = new List<string>(4);
            l.Add(baZi.getYearShiShenZhi()[0]);
            l.Add(baZi.getMonthShiShenZhi()[0]);
            l.Add(baZi.getDayShiShenZhi()[0]);
            l.Add(baZi.getTimeShiShenZhi()[0]);
            return l;
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiShiShenYearZhi()
        {
            return eightChar.getYearShiShenZhi();
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiShiShenMonthZhi()
        {
            return eightChar.getMonthShiShenZhi();
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiShiShenDayZhi()
        {
            return eightChar.getDayShiShenZhi();
        }

        [Obsolete("This method is obsolete, use method getEightChar instead")]
        public List<string> getBaZiShiShenTimeZhi()
        {
            return eightChar.getTimeShiShenZhi();
        }

        /// <summary>
        /// 获取十二执星：建、除、满、平、定、执、破、危、成、收、开、闭。当月支与日支相同即为建，依次类推
        /// </summary>
        /// <returns>执星</returns>
        public string getZhiXing()
        {
            int offset = dayZhiIndex - monthZhiIndex;
            if (offset < 0)
            {
                offset += 12;
            }
            return LunarUtil.ZHI_XING[offset + 1];
        }

        /// <summary>
        /// 获取值日天神
        /// </summary>
        /// <returns>值日天神</returns>
        public string getDayTianShen()
        {
            string monthZhi = getMonthZhi();
            int offset = LunarUtil.ZHI_TIAN_SHEN_OFFSET[monthZhi];
            return LunarUtil.TIAN_SHEN[(dayZhiIndex + offset) % 12 + 1];
        }

        /// <summary>
        /// 获取值时天神
        /// </summary>
        /// <returns>值时天神</returns>
        public string getTimeTianShen()
        {
            string dayZhi = getDayZhiExact();
            int offset = LunarUtil.ZHI_TIAN_SHEN_OFFSET[dayZhi];
            return LunarUtil.TIAN_SHEN[(timeZhiIndex + offset) % 12 + 1];
        }

        /// <summary>
        /// 获取值日天神类型：黄道/黑道
        /// </summary>
        /// <returns>值日天神类型：黄道/黑道</returns>
        public string getDayTianShenType()
        {
            return LunarUtil.TIAN_SHEN_TYPE[getDayTianShen()];
        }

        /// <summary>
        /// 获取值时天神类型：黄道/黑道
        /// </summary>
        /// <returns>值时天神类型：黄道/黑道</returns>
        public string getTimeTianShenType()
        {
            return LunarUtil.TIAN_SHEN_TYPE[getTimeTianShen()];
        }

        /// <summary>
        /// 获取值日天神吉凶
        /// </summary>
        /// <returns>吉/凶</returns>
        public string getDayTianShenLuck()
        {
            return LunarUtil.TIAN_SHEN_TYPE_LUCK[getDayTianShenType()];
        }

        /// <summary>
        /// 获取值时天神吉凶
        /// </summary>
        /// <returns>吉/凶</returns>
        public string getTimeTianShenLuck()
        {
            return LunarUtil.TIAN_SHEN_TYPE_LUCK[getTimeTianShenType()];
        }

        /// <summary>
        /// 获取逐日胎神方位
        /// </summary>
        /// <returns>逐日胎神方位</returns>
        public string getDayPositionTai()
        {
            int offset = dayGanIndex - dayZhiIndex;
            if (offset < 0)
            {
                offset += 12;
            }
            return LunarUtil.POSITION_TAI_DAY[offset * 5 + dayGanIndex];
        }

        /// <summary>
        /// 获取逐月胎神方位，闰月无
        /// </summary>
        /// <returns>逐月胎神方位</returns>
        public string getMonthPositionTai()
        {
            if (month < 0)
            {
                return "";
            }
            return LunarUtil.POSITION_TAI_MONTH[month - 1];
        }

        /// <summary>
        /// 获取每日宜，如果没有，返回["无"]
        /// </summary>
        /// <returns>宜</returns>
        public List<string> getDayYi()
        {
            return LunarUtil.getDayYi(getMonthInGanZhiExact(), getDayInGanZhi());
        }

        /// <summary>
        /// 获取每日忌，如果没有，返回["无"]
        /// </summary>
        /// <returns>忌</returns>
        public List<string> getDayJi()
        {
            return LunarUtil.getDayJi(getMonthInGanZhiExact(), getDayInGanZhi());
        }

        /// <summary>
        /// 获取日吉神（宜趋），如果没有，返回["无"]
        /// </summary>
        /// <returns>日吉神</returns>
        public List<string> getDayJiShen()
        {
            return LunarUtil.getDayJiShen(getMonth(), getDayInGanZhi());
        }

        /// <summary>
        /// 获取日凶煞（宜忌），如果没有，返回["无"]
        /// </summary>
        /// <returns>日凶煞</returns>
        public List<string> getDayXiongSha()
        {
            return LunarUtil.getDayXiongSha(getMonth(), getDayInGanZhi());
        }

        /// <summary>
        /// 获取时辰宜，如果没有，返回["无"]
        /// </summary>
        /// <returns>宜</returns>
        public List<string> getTimeYi()
        {
            return LunarUtil.getTimeYi(getDayInGanZhiExact(), getTimeInGanZhi());
        }

        /// <summary>
        /// 获取时辰忌，如果没有，返回["无"]
        /// </summary>
        /// <returns>忌</returns>
        public List<string> getTimeJi()
        {
            return LunarUtil.getTimeJi(getDayInGanZhiExact(), getTimeInGanZhi());
        }

        /// <summary>
        /// 获取月相
        /// </summary>
        /// <returns>月相</returns>
        public string getYueXiang()
        {
            return LunarUtil.YUE_XIANG[day];
        }

        /// <summary>
        /// 获取值年九星（流年紫白星起例歌诀：年上吉星论甲子，逐年星逆中宫起；上中下作三元汇，一上四中七下兑。）
        /// </summary>
        /// <returns>值年九星</returns>
        public NineStar getYearNineStar()
        {
            int index = LunarUtil.BASE_YEAR_JIU_XING_INDEX - (year - LunarUtil.BASE_YEAR) % 9;
            if (index < 0)
            {
                index += 9;
            }
            return new NineStar(index);
        }

        /// <summary>
        /// 获取值月九星（月紫白星歌诀：子午卯酉八白起，寅申巳亥二黑求，辰戌丑未五黄中。）
        /// </summary>
        /// <returns>值月九星</returns>
        public NineStar getMonthNineStar()
        {
            int start = 2;
            string yearZhi = getYearZhi();
            if ("子午卯酉".Contains(yearZhi))
            {
                start = 8;
            }
            else if ("辰戌丑未".Contains(yearZhi))
            {
                start = 5;
            }
            // 寅月起，所以需要-2
            int monthIndex = monthZhiIndex - 2;
            if (monthIndex < 0)
            {
                monthIndex += 12;
            }
            int index = start - monthIndex - 1;
            while (index < 0)
            {
                index += 9;
            }
            return new NineStar(index);
        }

        /// <summary>
        /// 获取值日九星（日家紫白星歌诀：日家白法不难求，二十四气六宫周；冬至雨水及谷雨，阳顺一七四中游；夏至处暑霜降后，九三六星逆行求。）
        /// </summary>
        /// <returns>值日九星</returns>
        public NineStar getDayNineStar()
        {
            //顺逆
            string solarYmd = solar.toYmd();
            string yuShui = jieQi["雨水"].toYmd();
            string guYu = jieQi["谷雨"].toYmd();
            string xiaZhi = jieQi["夏至"].toYmd();
            string chuShu = jieQi["处暑"].toYmd();
            string shuangJiang = jieQi["霜降"].toYmd();

            int start = 6;
            bool asc = false;
            if (solarYmd.CompareTo(jieQi["冬至"].toYmd()) >= 0 && solarYmd.CompareTo(yuShui) < 0)
            {
                asc = true;
                start = 1;
            }
            else if (solarYmd.CompareTo(yuShui) >= 0 && solarYmd.CompareTo(guYu) < 0)
            {
                asc = true;
                start = 7;
            }
            else if (solarYmd.CompareTo(guYu) >= 0 && solarYmd.CompareTo(xiaZhi) < 0)
            {
                asc = true;
                start = 4;
            }
            else if (solarYmd.CompareTo(xiaZhi) >= 0 && solarYmd.CompareTo(chuShu) < 0)
            {
                start = 9;
            }
            else if (solarYmd.CompareTo(chuShu) >= 0 && solarYmd.CompareTo(shuangJiang) < 0)
            {
                start = 3;
            }
            int ganZhiIndex = LunarUtil.getJiaZiIndex(getDayInGanZhi()) % 9;
            int index = asc ? start + ganZhiIndex - 1 : start - ganZhiIndex - 1;
            if (index > 8)
            {
                index -= 9;
            }
            if (index < 0)
            {
                index += 9;
            }
            return new NineStar(index);
        }

        /// <summary>
        /// 获取值时九星（时家紫白星歌诀：三元时白最为佳，冬至阳生顺莫差，孟日七宫仲一白，季日四绿发萌芽，每把时辰起甲子，本时星耀照光华，时星移入中宫去，顺飞八方逐细查。夏至阴生逆回首，孟归三碧季加六，仲在九宫时起甲，依然掌中逆轮跨。）
        /// </summary>
        /// <returns>值时九星</returns>
        public NineStar getTimeNineStar()
        {
            //顺逆
            string solarYmd = solar.toYmd();
            bool asc = false;
            if (solarYmd.CompareTo(jieQi["冬至"].toYmd()) >= 0 && solarYmd.CompareTo(jieQi["夏至"].toYmd()) < 0)
            {
                asc = true;
            }
            int start = asc ? 7 : 3;
            string dayZhi = getDayZhi();
            if ("子午卯酉".Contains(dayZhi))
            {
                start = asc ? 1 : 9;
            }
            else if ("辰戌丑未".Contains(dayZhi))
            {
                start = asc ? 4 : 6;
            }
            int index = asc ? start + timeZhiIndex - 1 : start - timeZhiIndex - 1;
            if (index > 8)
            {
                index -= 9;
            }
            if (index < 0)
            {
                index += 9;
            }
            return new NineStar(index);
        }

        public Dictionary<string, Solar> getJieQiTable()
        {
            return jieQi;
        }

        /// <summary>
        /// 获取下一节（顺推的第一个节）
        /// </summary>
        /// <returns>节气</returns>
        public JieQi getNextJie()
        {
            return getNearJieQi(true, LunarUtil.JIE);
        }

        /// <summary>
        /// 获取上一节（逆推的第一个节）
        /// </summary>
        /// <returns>节气</returns>
        public JieQi getPrevJie()
        {
            return getNearJieQi(false, LunarUtil.JIE);
        }

        /// <summary>
        /// 获取下一气令（顺推的第一个气令）
        /// </summary>
        /// <returns>节气</returns>
        public JieQi getNextQi()
        {
            return getNearJieQi(true, LunarUtil.QI);
        }

        /// <summary>
        /// 获取上一气令（逆推的第一个气令）
        /// </summary>
        /// <returns>节气</returns>
        public JieQi getPrevQi()
        {
            return getNearJieQi(false, LunarUtil.QI);
        }

        /// <summary>
        /// 获取下一节气（顺推的第一个节气）
        /// </summary>
        /// <returns>节气</returns>
        public JieQi getNextJieQi()
        {
            return getNearJieQi(true, null);
        }

        /// <summary>
        /// 获取上一节气（逆推的第一个节气）
        /// </summary>
        /// <returns>节气</returns>
        public JieQi getPrevJieQi()
        {
            return getNearJieQi(false, null);
        }

        /// <summary>
        /// 获取最近的节气，如果未找到匹配的，返回null
        /// </summary>
        /// <param name="forward">是否顺推，true为顺推，false为逆推</param>
        /// <param name="conditions">过滤条件，如果设置过滤条件，仅返回匹配该名称的</param>
        /// <returns>节气</returns>
        private JieQi getNearJieQi(bool forward, string[] conditions)
        {
            string name = null;
            Solar near = null;
            List<string> filters = new List<string>();
            if (null != conditions)
            {
                foreach (string cond in conditions)
                {
                    if (!filters.Contains(cond))
                    {
                        filters.Add(cond);
                    }
                }
            }
            bool filter = filters.Count > 0;
            string today = solar.toYmdHms();
            foreach (KeyValuePair<string, Solar> entry in jieQi)
            {
                string jq = entry.Key;
                if (JIE_QI_APPEND.Equals(jq))
                {
                    jq = JIE_QI_FIRST;
                }
                if (JIE_QI_PREPEND.Equals(jq))
                {
                    jq = JIE_QI_LAST;
                }
                if (JIE_APPEND_SOLAR_FIRST.Equals(jq))
                {
                    jq = JIE_SOLAR_FIRST;
                }
                if (QI_APPEND_SOLAR_SECOND.Equals(jq))
                {
                    jq = QI_SOLAR_SECOND;
                }
                if (filter)
                {
                    if (!filters.Contains(jq))
                    {
                        continue;
                    }
                }
                Solar current = entry.Value;
                string day = current.toYmdHms();
                if (forward)
                {
                    if (day.CompareTo(today) < 0)
                    {
                        continue;
                    }
                    if (null == near || day.CompareTo(near.toYmdHms()) < 0)
                    {
                        name = jq;
                        near = current;
                    }
                }
                else
                {
                    if (day.CompareTo(today) > 0)
                    {
                        continue;
                    }
                    if (null == near || day.CompareTo(near.toYmdHms()) > 0)
                    {
                        name = jq;
                        near = current;
                    }
                }

            }
            if (null == near)
            {
                return null;
            }
            return new JieQi(name, near);
        }

        /// <summary>
        /// 获取节气名称，如果无节气，返回空字符串
        /// </summary>
        /// <returns>节气名称</returns>
        public string getJieQi()
        {
            string name = "";
            foreach (KeyValuePair<string, Solar> jq in jieQi)
            {
                Solar d = jq.Value;
                if (d.getYear() == solar.getYear() && d.getMonth() == solar.getMonth() && d.getDay() == solar.getDay())
                {
                    name = jq.Key;
                    break;
                }

            }
            if (JIE_QI_APPEND.Equals(name))
            {
                name = JIE_QI_FIRST;
            }
            else if (JIE_QI_PREPEND.Equals(name))
            {
                name = JIE_QI_LAST;
            }
            else if (JIE_APPEND_SOLAR_FIRST.Equals(name))
            {
                name = JIE_SOLAR_FIRST;
            }
            else if (QI_APPEND_SOLAR_SECOND.Equals(name))
            {
                name = QI_SOLAR_SECOND;
            }
            return name;
        }

        /// <summary>
        /// 获取当天节气对象，如果无节气，返回null
        /// </summary>
        /// <returns>节气对象</returns>
        public JieQi getCurrentJieQi()
        {
            string name = getJieQi();
            return name.Length > 0 ? new JieQi(name, solar) : null;
        }

        /// <summary>
        /// 获取当天节令对象，如果无节令，返回null
        /// </summary>
        /// <returns>节气对象</returns>
        public JieQi getCurrentJie()
        {
            string name = getJie();
            return name.Length > 0 ? new JieQi(name, solar) : null;
        }

        /// <summary>
        /// 获取当天气令对象，如果无气令，返回null
        /// </summary>
        /// <returns>节气对象</returns>
        public JieQi getCurrentQi()
        {
            string name = getQi();
            return name.Length > 0 ? new JieQi(name, solar) : null;
        }

        public string toFullString()
        {
            StringBuilder s = new StringBuilder();
            s.Append(ToString());
            s.Append(" ");
            s.Append(getYearInGanZhi());
            s.Append("(");
            s.Append(getYearShengXiao());
            s.Append(")年 ");
            s.Append(getMonthInGanZhi());
            s.Append("(");
            s.Append(getMonthShengXiao());
            s.Append(")月 ");
            s.Append(getDayInGanZhi());
            s.Append("(");
            s.Append(getDayShengXiao());
            s.Append(")日 ");
            s.Append(getTimeZhi());
            s.Append("(");
            s.Append(getTimeShengXiao());
            s.Append(")时 纳音[");
            s.Append(getYearNaYin());
            s.Append(" ");
            s.Append(getMonthNaYin());
            s.Append(" ");
            s.Append(getDayNaYin());
            s.Append(" ");
            s.Append(getTimeNaYin());
            s.Append("] 星期");
            s.Append(getWeekInChinese());
            foreach (string f in getFestivals())
            {
                s.Append(" (");
                s.Append(f);
                s.Append(")");
            }
            foreach (string f in getOtherFestivals())
            {
                s.Append(" (");
                s.Append(f);
                s.Append(")");
            }
            string jq = getJieQi();
            if (jq.Length > 0)
            {
                s.Append(" [");
                s.Append(jq);
                s.Append("]");
            }
            s.Append(" ");
            s.Append(getGong());
            s.Append("方");
            s.Append(getShou());
            s.Append(" 星宿[");
            s.Append(getXiu());
            s.Append(getZheng());
            s.Append(getAnimal());
            s.Append("](");
            s.Append(getXiuLuck());
            s.Append(") 彭祖百忌[");
            s.Append(getPengZuGan());
            s.Append(" ");
            s.Append(getPengZuZhi());
            s.Append("] 喜神方位[");
            s.Append(getDayPositionXi());
            s.Append("](");
            s.Append(getDayPositionXiDesc());
            s.Append(") 阳贵神方位[");
            s.Append(getDayPositionYangGui());
            s.Append("](");
            s.Append(getDayPositionYangGuiDesc());
            s.Append(") 阴贵神方位[");
            s.Append(getDayPositionYinGui());
            s.Append("](");
            s.Append(getDayPositionYinGuiDesc());
            s.Append(") 福神方位[");
            s.Append(getDayPositionFu());
            s.Append("](");
            s.Append(getDayPositionFuDesc());
            s.Append(") 财神方位[");
            s.Append(getDayPositionCai());
            s.Append("](");
            s.Append(getDayPositionCaiDesc());
            s.Append(") 冲[");
            s.Append(getDayChongDesc());
            s.Append("] 煞[");
            s.Append(getDaySha());
            s.Append("]");
            return s.ToString();
        }

        public string toString()
        {
            return getYearInChinese() + "年" + getMonthInChinese() + "月" + getDayInChinese();
        }


        public override string ToString()
        {
            return toString();
        }

        /// <summary>
        /// 获取年份
        /// </summary>
        /// <returns>年份，如2015</returns>
        public int getYear()
        {
            return year;
        }

        /// <summary>
        /// 获取月份
        /// </summary>
        /// <returns>1到12，负数为闰月</returns>
        public int getMonth()
        {
            return month;
        }

        /// <summary>
        /// 获取日期
        /// </summary>
        /// <returns>日期</returns>
        public int getDay()
        {
            return day;
        }

        /// <summary>
        /// 获取小时
        /// </summary>
        /// <returns>0到23之间的数字</returns>
        public int getHour()
        {
            return hour;
        }

        /// <summary>
        /// 获取分钟
        /// </summary>
        /// <returns>0到59之间的数字</returns>
        public int getMinute()
        {
            return minute;
        }

        /// <summary>
        /// 获取秒钟
        /// </summary>
        /// <returns>0到59之间的数字</returns>
        public int getSecond()
        {
            return second;
        }

        public int getTimeGanIndex()
        {
            return timeGanIndex;
        }

        public int getTimeZhiIndex()
        {
            return timeZhiIndex;
        }

        public int getDayGanIndex()
        {
            return dayGanIndex;
        }

        public int getDayZhiIndex()
        {
            return dayZhiIndex;
        }

        public int getMonthGanIndex()
        {
            return monthGanIndex;
        }

        public int getMonthZhiIndex()
        {
            return monthZhiIndex;
        }

        public int getYearGanIndex()
        {
            return yearGanIndex;
        }

        public int getYearZhiIndex()
        {
            return yearZhiIndex;
        }

        public int getYearGanIndexByLiChun()
        {
            return yearGanIndexByLiChun;
        }

        public int getYearZhiIndexByLiChun()
        {
            return yearZhiIndexByLiChun;
        }

        public int getDayGanIndexExact()
        {
            return dayGanIndexExact;
        }

        public int getDayGanIndexExact2()
        {
            return dayGanIndexExact2;
        }

        public int getDayZhiIndexExact()
        {
            return dayZhiIndexExact;
        }

        public int getDayZhiIndexExact2()
        {
            return dayZhiIndexExact2;
        }

        public int getMonthGanIndexExact()
        {
            return monthGanIndexExact;
        }

        public int getMonthZhiIndexExact()
        {
            return monthZhiIndexExact;
        }

        public int getYearGanIndexExact()
        {
            return yearGanIndexExact;
        }

        public int getYearZhiIndexExact()
        {
            return yearZhiIndexExact;
        }

        public Solar getSolar()
        {
            return solar;
        }

        /// <summary>
        /// 获取往后推几天的农历日期，如果要往前推，则天数用负数
        /// </summary>
        /// <param name="days">天数</param>
        /// <returns>农历日期</returns>
        public Lunar next(int days)
        {
            int y = year;
            int m = month;
            int d = day;
            if (days > 0)
            {
                int daysInMonth = LunarUtil.getDaysOfMonth(y, m);
                int rest = day + days;
                while (daysInMonth < rest)
                {
                    if (m > 0)
                    {
                        if (LunarUtil.getLeapMonth(y) != m)
                        {
                            m++;
                        }
                        else
                        {
                            m = -m;
                        }
                    }
                    else
                    {
                        m = 1 - m;
                    }
                    if (13 == m)
                    {
                        y++;
                        m = 1;
                    }
                    rest -= daysInMonth;
                    daysInMonth = LunarUtil.getDaysOfMonth(y, m);
                }
                d = rest;
            }
            else if (days < 0)
            {
                int daysInMonth = day;
                int rest = -days;
                while (daysInMonth <= rest)
                {
                    if (m > 0)
                    {
                        m--;
                        if (0 == m)
                        {
                            y--;
                            m = LunarUtil.getLeapMonth(y) != 12 ? 12 : -12;
                        }
                    }
                    else
                    {
                        m = -m;
                    }
                    rest -= daysInMonth;
                    daysInMonth = LunarUtil.getDaysOfMonth(y, m);
                }
                d = daysInMonth - rest;
            }
            return new Lunar(y, m, d, hour, minute, second);
        }

        public EightChar getEightChar()
        {
            if (null == eightChar)
            {
                eightChar = new EightChar(this);
            }
            return eightChar;
        }

        /// <summary>
        /// 获取年所在旬（以正月初一作为新年的开始）
        /// </summary>
        /// <returns>旬</returns>
        public string getYearXun()
        {
            return LunarUtil.getXun(getYearInGanZhi());
        }

        /// <summary>
        /// 获取年所在旬（以立春当天作为新年的开始）
        /// </summary>
        /// <returns>旬</returns>
        public string getYearXunByLiChun()
        {
            return LunarUtil.getXun(getYearInGanZhiByLiChun());
        }

        /// <summary>
        /// 获取年所在旬（以立春交接时刻作为新年的开始）
        /// </summary>
        /// <returns>旬</returns>
        public string getYearXunExact()
        {
            return LunarUtil.getXun(getYearInGanZhiExact());
        }

        /// <summary>
        /// 获取值年空亡（以正月初一作为新年的开始）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getYearXunKong()
        {
            return LunarUtil.getXunKong(getYearInGanZhi());
        }

        /// <summary>
        /// 获取值年空亡（以立春当天作为新年的开始）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getYearXunKongByLiChun()
        {
            return LunarUtil.getXunKong(getYearInGanZhiByLiChun());
        }

        /// <summary>
        /// 获取值年空亡（以立春交接时刻作为新年的开始）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getYearXunKongExact()
        {
            return LunarUtil.getXunKong(getYearInGanZhiExact());
        }

        /// <summary>
        /// 获取月所在旬（以节交接当天起算）
        /// </summary>
        /// <returns>旬</returns>
        public string getMonthXun()
        {
            return LunarUtil.getXun(getMonthInGanZhi());
        }

        /// <summary>
        /// 获取月所在旬（以节交接时刻起算）
        /// </summary>
        /// <returns>旬</returns>
        public string getMonthXunExact()
        {
            return LunarUtil.getXun(getMonthInGanZhiExact());
        }

        /// <summary>
        /// 获取值月空亡（以节交接当天起算）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getMonthXunKong()
        {
            return LunarUtil.getXunKong(getMonthInGanZhi());
        }

        /// <summary>
        /// 获取值月空亡（以节交接时刻起算）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getMonthXunKongExact()
        {
            return LunarUtil.getXunKong(getMonthInGanZhiExact());
        }

        /// <summary>
        /// 获取日所在旬（以节交接当天起算）
        /// </summary>
        /// <returns>旬</returns>
        public string getDayXun()
        {
            return LunarUtil.getXun(getDayInGanZhi());
        }

        /// <summary>
        /// 获取日所在旬（八字流派1，晚子时日柱算明天）
        /// </summary>
        /// <returns>旬</returns>
        public string getDayXunExact()
        {
            return LunarUtil.getXun(getDayInGanZhiExact());
        }

        /// <summary>
        /// 获取日所在旬（八字流派2，晚子时日柱算当天）
        /// </summary>
        /// <returns>旬</returns>
        public string getDayXunExact2()
        {
            return LunarUtil.getXun(getDayInGanZhiExact2());
        }

        /// <summary>
        /// 获取值日空亡
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getDayXunKong()
        {
            return LunarUtil.getXunKong(getDayInGanZhi());
        }

        /// <summary>
        /// 获取值日空亡（八字流派1，晚子时日柱算明天）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getDayXunKongExact()
        {
            return LunarUtil.getXunKong(getDayInGanZhiExact());
        }

        /// <summary>
        /// 获取值日空亡（八字流派2，晚子时日柱算当天）
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getDayXunKongExact2()
        {
            return LunarUtil.getXunKong(getDayInGanZhiExact2());
        }

        /// <summary>
        /// 获取时辰所在旬
        /// </summary>
        /// <returns>旬</returns>
        public string getTimeXun()
        {
            return LunarUtil.getXun(getTimeInGanZhi());
        }

        /// <summary>
        /// 获取值时空亡
        /// </summary>
        /// <returns>空亡(旬空)</returns>
        public string getTimeXunKong()
        {
            return LunarUtil.getXunKong(getTimeInGanZhi());
        }

        /// <summary>
        /// 获取数九
        /// </summary>
        /// <returns>数九，如果不是数九天，返回null</returns>
        public ShuJiu getShuJiu()
        {
            DateTime currentCalendar = new DateTime(solar.getYear(), solar.getMonth(), solar.getDay(), 0, 0, 0, 0);
            Solar start = jieQi[JIE_QI_APPEND];
            DateTime startCalendar = new DateTime(start.getYear(), start.getMonth(), start.getDay(), 0, 0, 0, 0);
            if (currentCalendar.CompareTo(startCalendar) < 0)
            {
                start = jieQi[JIE_QI_FIRST];
                startCalendar = new DateTime(start.getYear(), start.getMonth(), start.getDay(), 0, 0, 0, 0);
            }
            DateTime endCalendar = startCalendar.AddDays(81);
            if (currentCalendar.CompareTo(startCalendar) < 0 || currentCalendar.CompareTo(endCalendar) >= 0)
            {
                return null;
            }
            int days = currentCalendar.Subtract(startCalendar).Days;
            return new ShuJiu(LunarUtil.NUMBER[days / 9 + 1] + "九", days % 9 + 1);
        }

        /// <summary>
        /// 获取三伏
        /// </summary>
        /// <returns>三伏，如果不是伏天，返回null</returns>
        public Fu getFu()
        {
            DateTime currentCalendar = new DateTime(solar.getYear(), solar.getMonth(), solar.getDay(), 0, 0, 0, 0);
            Solar xiaZhi = jieQi["夏至"];
            Solar liQiu = jieQi["立秋"];
            DateTime startCalendar = new DateTime(xiaZhi.getYear(), xiaZhi.getMonth(), xiaZhi.getDay(), 0, 0, 0, 0);
            int add = 6 - xiaZhi.getLunar().getDayGanIndex();
            if (add < 0)
            {
                add += 10;
            }
            add += 20;
            startCalendar = startCalendar.AddDays(add);
            if (currentCalendar.CompareTo(startCalendar) < 0)
            {
                return null;
            }
            int days = currentCalendar.Subtract(startCalendar).Days;
            if (days < 10)
            {
                return new Fu("初伏", days + 1);
            }
            startCalendar = startCalendar.AddDays(10);
            days = currentCalendar.Subtract(startCalendar).Days;
            if (days < 10)
            {
                return new Fu("中伏", days + 1);
            }
            startCalendar = startCalendar.AddDays(10);
            DateTime liQiuCalendar = new DateTime(liQiu.getYear(), liQiu.getMonth(), liQiu.getDay(), 0, 0, 0, 0);
            days = currentCalendar.Subtract(startCalendar).Days;
            if (liQiuCalendar.CompareTo(startCalendar) <= 0)
            {
                if (days < 10)
                {
                    return new Fu("末伏", days + 1);
                }
            }
            else
            {
                if (days < 10)
                {
                    return new Fu("中伏", days + 11);
                }
                startCalendar = startCalendar.AddDays(10);
                days = currentCalendar.Subtract(startCalendar).Days;
                if (days < 10)
                {
                    return new Fu("末伏", days + 1);
                }
            } return null;
        }

        /// <summary>
        /// 获取六曜
        /// </summary>
        /// <returns>六曜</returns>
        public string getLiuYao()
        {
            return LunarUtil.LIU_YAO[(Math.Abs(month) + day - 2) % 6];
        }

        /// <summary>
        /// 获取物候
        /// </summary>
        /// <returns>物候</returns>
        public string getWuHou()
        {
            JieQi jieQi = getPrevJieQi();
            string name = jieQi.getName();
            int offset = 0;
            for (int i = 0, j = JIE_QI.Length; i < j; i++)
            {
                if (name.Equals(JIE_QI[i]))
                {
                    offset = i;
                    break;
                }
            }
            DateTime currentCalendar = new DateTime(solar.getYear(), solar.getMonth(), solar.getDay(), 0, 0, 0, 0);
            Solar startSolar = jieQi.getSolar();
            DateTime startCalendar = new DateTime(startSolar.getYear(), startSolar.getMonth(), startSolar.getDay(), 0, 0, 0, 0);
            int days = currentCalendar.Subtract(startCalendar).Days;
            return LunarUtil.WU_HOU[offset * 3 + days / 5];
        }
    }
}
